.0 - Autumn 1980 - Passenger counting, Survey provides data, We lead the way with Z3, Wattle Park, transport in Moscow, Spike Milligan, Melbourne's decorated trams, transporting art, sports, training, and Raymond Stock, Assistant Traffic Manager Revenue .1 - Winter 1980 - Bourke St Mall is popular, Senior citizens help design new tram (Z3), A bus-only lane in Johnstone St., Depot Employees' Social and facility Melbourne. Has a profile on Mr R. C. Drummond, Traffic Manager. .2 - Spring 1980 - Christmas Message, supporting those children with polio in 1938, Trolley buses, Z3 trams being built, use of parafil in overhead, cleaning truck. Has a profile on Ken Hall, Assistant Chief Engineer - Mechanical and Reg Robinson who was the organiser for the 1938 polio event - bus driver / instructor. .3 - Summer 1981 - MMTB involvement with Australia Day pageant, note involvement of TMSV, Bendigo, BTPS 27 (26 Jan. 1981), film on apprentices, tram stop shelters, resilient track work, trolley buses, the supply and systems department including Hawthorn clothing workroom and printing department (photos) and profile on Mr Jerry Compton, Supply and systems department. (Two copies held) .4 - Autumn 1981 - new buildings at Footscray, South Melbourne, trolley buses for Melbourne?, building MAN buses, why join the Tramways Benefit Society, article that looks at the Engineering Branch and profile of John Grigg, Chief Engineer. (Two copies held) .5 - Winter 1981 - New passenger shelters, image of the Elizabeth St shelter proposal, where do old trams go?, "Around the Clock" Emergency Service (item on R10) (See Reg item 1004 for photo), formation of Tramway's Sporting Associations, retirement of Board's driver Peter Savage, bus driving school transferred to Hawthorn, Apprentices and Profile on Bill Sibbison, Depot Manager North Fitzroy. .6 - Spring 1981 - 8 pages - Making of Squizzy Taylor film - Flinders St station, Engineering Amenities at South Melbourne opened, traverser at Preston Workshops, track work - pressing curves at South Melbourne, Conductresses re-union, model tramway at the Royal Show, retirements, sporting association, tramway band, AVM, reducing noise levels, lists Editorial committee. .7 - Summer 1982 - 8 pages - Its Christmas Party time, want to charter a tram or bus?, portable radios, MMTB role in Paraplegic Games, MMTB Architect Gene Marshall retires, photo of WW2 most popular conductresses ball, MMTB Highlights, O-Bahn. Has a profile on Rob Downing - Deputy Chairman. Also Dick Newnham - lift operator at head office, Bob Moffatt - driver turned actor. Also has a follow up on the making of the Squizzy Taylor film "What's wrong with Squizzy" and a photo of the Editorial team and their names. .8 - Autumn 1982 - 8 pages - item on "Taking Melbourne by Storm", photo of Austerity bus 500, Radio Centre, Clifton Pugh tram 504, Essendon Depot (see Reg Item 1005) includes of photos of managers, revenue etc, story on the most popular conductress photo by Win Gibson (see Reg item 180 and 181), new apprentices, John Murdoch model train (Diamond Valley) builder, Sunday vintage tram service (V214) and L class to the zoo. Has a profile on Mr. Peter Saul, Architect. (two copies held) (see image 1178i5 for cover) .9 - Winter 1982 - 8 pages - changes to Doncaster bus - Eastern Free extension, changes to Ministry will affect Board - Steve Crabb, new uniforms, Footscray Depot, apprentice awards, follow up on Austerity buses, Norm Cross and Destination City, Profile on Alan Nolan Runningsheds Engineer, and Mike McLeod MMTB Photographer. (two copies held) .10 - Spring 1982 - book - see Melbourne by tram, Bundoora tramway work, new articulated vehicles (B class trams), Elizabeth St modal interchange shelter, Brunswick depot, demise of the F class bus (Mark VI), profile of Daryl Meade bus engineer, Joe Saccasan carpenter building branch and a list of Jargon. (two copies held).Demonstrates a MMTB employee newsletter, early 1980sMagazine, two colour printed on A2 sheet, folded to A3, "METRA News", published by the MMTB. Each issue unless noted otherwise four pages. Major items listed. Each issue has personnel news, including new staff, promotions, overseas items;trams, tramways, mmtb, z3 class, bourke st, track equipment, overhead, most popular conductress competition, hawthorn depot, clothing, trolley buses, fund raising, footscray, welfare, sale of trams, recovery, r10 vehicle, flinders st, films, radio centre, essendon depot, theatre, transporting art, austerity buses, footscray depot, doncaster, minister for transport, shelters, bundoora, brunswick depot, buses, mont albert, route 42

Report - carbon typed copy - 43 foolscap sheets bound within a brown card folder, stapled, with signs of an adhesive tape binding on the outside. Titled "Information - Tram 980 (PCC Equipment)", dated February 1964, prepared by the MMTB Engineering Department Testing Department Report No. I 5/1/144. Signed by W. Hines 6/2/64, report prepared by CLF. Provides a synopsis of the report, purpose of investigation, design, operational history, time in workshops, maintenance program, schedule speeds, riding qualities, has appendices with design modification, list of time in workshops, PCC tramcars maintenance program, workshops maintenance of ten typical trams, MMTB Tramcar Schedule speeds. Includes photographs of the failure of the main body transom and the replacement one, and two graphs. Second copy added 31-5-2016 from donation of Geoff Warburton. This copy - has red binding tape.trams, tramways, testing, pcc, preston workshops, reports, specification, tramcar manufacture, tramcar design, maintenance, tram 980

Magazine, published by the Metropolitan Transit Authority of Victoria "Met Lines" (Metlines) - A4, printed on white gloss paper, with the MTA logo or symbol. Issued under the name of Kevin Shea as Chairman. References to Minister Tom Roper. Continues from Reg Item 1059 "Met Lines" - printed in an A4 version. Major tram and bus items listed. Tramway and bus names only listed, not railway. .1 - Vol 2 No. 1 - Feb. 1986 - front cover - Flagstaff station, St Kilda/Port Melbourne light rail system announced, police at Hawthorn learning about trams, Chinese delegation looking at Melbourne's trams, Elwood depot article with photos by Lloyd Rogers at time of Elwood depot coming part of The Met, promotional posters for tramcars, Tram cards, tram power supply upgraded (photo of Z129) - Brown Boveri equipment to Kew and Ascot Vale, memoirs of a tram conductress Nancy Scutt, item with photo of Conductor Jeff Harvey, employment notes, Preston Workshops Christmas party and presentation to Essendon depot tramway soccer champs by Norm Maddock. .2 - Vol 2, No. 2 - March 1986 - Jolimont workshops, modal interchange at Bundoora, Transport Information Centre, memoirs of a tram conductress continued, tram cricket matches, tramway bowls - photos and players listed, Harris trains to be phased out. .3 - Vol 2, No. 3 - April 1986 - front cover of a Met Tram overhead maintenance, linesmen training, new super scheme (old gratuity scheme), visit from ATMOEA NSW visit, Elwood bus depot 12 months with The Met, flying flags on trams, tramway bowls, cricket. .4 - Vol 2, No. 4, May 1986 - 20 pages - Met Information Centre - "Dreams of trams become a reality - driver Peter Gamble", tram tour for American visitors to the zoo, Harris trains, article and photos on Camberwell depot, pantographs on trams, face lift for trams (758) and new buses (182). .5 - Vol 2, No. 5, June/July 1986 - 40 pages - Clock shop, materials testing, lost property, chemical analysis - Preston Workshops, Bus Driving School, Munitions bus 301 at Hawthorn, AVM on trams (223), tram track repairs, relaying Preston workshops entrance for LRV's, new type of safety zones (967 and 871), Preston Workshops redevelopment for LRV's, tram shelters, transporting arts - new series, Michael Leunig, mentions Clifton Pugh tram 504, federal funding for trams, fitting air conditioners to trams. .6 - Vol 2, No. 6, August 1986 - 20 pages - front cover - rotary converter at Carlton, Doncaster bus depot celebrates 25 years, the day the rains came - Ray Marsh - 1972 floods, substations power tram network, Carlton, tram art of a different kind, launch of Leunig's tram. Doncaster party. .7 - Vol 2, No. 7, October 1986, 20 pages, artic buses start rolling (articulated), vandals, Robert Jacks tram launched, Peace tram 829,. .8 - Vol 2, No. 8, November 1986, 20 pages, MTA Annual report, Debbie Bateman Conductor thanked by passengers, Papal tour planning, MTA Ball, Frankston Neighbourhood launched, Essendon depot Soccer report. .9 - Vol. 2, No. 9, December 1986, 20 pages, Christmas issue, (has a $1.50 sticker on it), Met Lines year in review, Federal funding for more A class trams, Bundoora - La Trobe Uni bus interchanged opened, Domain Interchange opened, For next year 1987 - see Reg Item 1141 - Announced in December issue, Met Lines quarterly next year.trams, tramways, mta, the met, elwood depot, light rail, posters, power supply, kew, ascot vale, conductresses, sports, essendon depot, bundoora, jolimont workshops, tower truck, overhead, superannuation, flags, camberwell depot, drivers, trolley poles, pantographs, clocks, buses, avm, automatic vehicle monitoring, shelters, flooding, substation, carlton, transporting art, federal funding, a class, domain interchange, tram 2001, tram 129, tram 234, tram 50, tram 504, tram 871, tram 967, tram 223, tram 758

Metal plate - aluminium - printed with black metal ink, Comeng Dandenong builders plate used on A or B class trams with AEG traction equipment.trams, tramways, builders plate, comeng, a class, b class, aeg

Magazine, published by the Metropolitan Transit Authority of Victoria "Met Lines" (Metlines) - A4, printed on white gloss paper, centre stapled with the MTA logo or symbol. Issued under the name of Kevin Shea as Chairman. Continues from Reg Item 1142 "Met Lines" - printed in an A4 version. Major tram and bus items listed. Tramway names only listed, not railway. .1 - March 1988 - The Pandas car coming! - 20 pages - lists MTA Board, under Minister Jim Kennan; Helen Davison, Jenny Acton, Tony Tuohey, Sybille Kalbitzer, Greg Rodgers, John Usher. Advertising on trams etc, by Australian Posters - contractor, includes a photo of 814 as the Summer in the City tram, Transport Information Centre, launch of St Kilda light rail, photo of test tram 533, Tom Roper, tram 2002. Photo of farewell at Essendon depot. Final W2 - last tram in regular service - 646. .2 - June 1988 - Football theme - 16 pages - Station improvements, Jolimont Decentralisation, advertising the Met (photo for 273), new computer systems, Panamonium - pandas at the Zoo and Z8 painted for the event, new MAN buses - photo of 260. .3 - September 1988 - Uniquely Melbourne theme on the cover, some of the items sold at The Met shop, - 20 - photo of Light Rail vehicle lifting equipment at the workshops with Jack Armstrong and Les Jean, opening of The Met shop, Metrol, kids take a peek at trams (Brunswick depot). .4 - December 1988 - Festival season cover - 20 pages - MAN buses to Elwood, Transport Technology conference, article on the Thornbury Tramway Flyover (the Hump) at Preston Workshops - collisions or accidents on the flyover, tramcar details - submitted by Norm Cross. For next year 1989 - see Reg Item 1184trams, tramways, the met, mta, advertising trams, light rail, st kilda, essendon depot, zoo tram, buses, preston workshops, brunswick depot, the hump, bridges, w2 class, last tram, tram 814, tram 2002, tram 533, tram 2001, tram 8, tram 273, tram 646

Strap hanger - Bakelite formed or moulded handle with a sewn leather strap for use in tramcars in order people could hang on. Was placed around a round timber rod. The Bakelite piece was later replaced by a moulded plastic component.trams, tramways, tramcars, passengers, equipment, interiors

Bell - conductors - cast brass circular with a square hole in the centre, polished on one side and rough cast on the inside. Part of a conductors bell.trams, tramways, bell, conductors, tramcars, equipment

Report - "W class Tram Modernisation" from the ttmrail webpage, 2 A4 sheets stapled in top left hand corner, details the changes - DC Traction chopper system, controllers, inverters, controls, drivers cabins, lighting and drivers and saloon heating systems.trams, tramways, ttm rail, braking, electrical equipment, electrical systems, electrical engineering, controllers, w class

Pamphlet titled "Getting to know Automated Ticketing", detailing how the machines, tickets work, complete with buying a Metcard from retail outlets, types of tickets and validation. Written for staff use and illustrates the various types of equipment. Appears to have been issued prior to the use on trams. See item 7211 for a similar document that seems to be aimed at buses and other outlets.Yields information about the introduction of Metcards.Pamphlet - 12 page, centre stapled printed on gloss paper. trams, tramways, metcard, tickets, ticket machines, ptc

Set of 3 MTOCo cable tram equipment specifications: 1 - Contract No. 8 - sheave pulleys, crown pulleys, curve pulleys, depression frames, manhole covers, and manhole frames 2 - Contract No. 9 - for 13500 casks of cement - imported from Europe, including storage, tensile strength, and timing of deliveries. 3 - Contract No. 11 - similar to 1 - (11 has been typed over the 8) - details the items, referenced drawings, signed by Geo S Duncan as Engineer. Includes Schedule and Tender forms. Undated, though does have a dated of "188_".Yields information about the style of the specifications issued by the MTOCo during the 1880s for the supply of materials.Set of 3 documents printed on foolscap sheets.tramways, cable trams, specification, track work, tenders, tender documents

The colour prints show a Prahran and Malvern Tramways Trust - PMTT electrical switching or cable pillar box in City Road, near Queensbridge St, South Melbourne.Yields information about a former PMTT Electrical switch boxSet of 2 colour prints on Crystal Archive paper and 35mm negatives.tramways, pmtt, electrical engineering, electrical equipment, electrical switching, switch box

Document gives the data about scheduled speeds in miles per hour for General Electric GE-264 motors for stops per miles, gear ratios, and wheel sizes for form A and B motors. Has a table for truck or bogie data and weights. Enabled street car or tramway operators to select their equipment and motors. Demonstrates a GE data sheet to assist tramway engineers in their equipment selection.Data sheet typed on foolscap paper.tramways, tramcars, ge, general electric, motors, specifications

Third Annual Report of the Footscray Tramway Trust, for the year ending 30/9/1919. Lists the Trust Members, Consulting Engineers, and Secretary. Details the Trust's activities, finances, and a short review of activities noting the supply of energy from the Victorian Railways Newport Power Station. Engineering report by Christie & Gardiner detailing the construction, welding of joints, tar surfacing, substation equipment, fitting equipment to the seven ex HTT tramcars at Footscray, delivery of equipment for the tramcars, but a delay in the delivery of the trolley wire. There are four pages of accounts and one page for the Auditor's statement. The Trust was taken over by the MMTB during Feb. 1920 who completed the work and commissioned the tramway.Yields information about the construction of the Footscray Tramway Trust tramways.Eleven foolscap sheets, duplicated, pinned with a removable foldable clip in top left hand corner. Two copies held.tramways, tramcars, ftt, footscray tramways trust, new tramways, rails, tramway construction, annual reports, htt

Book published by G D Peters & Co. of Caxton House Westminster London detailing the National Pneumatic door control systems. Provides an introduction, system types, door engines, folding door and step equipment, treadle plates, electrical and pneumatic fittings and location advice. This type of equipment was used on Melbourne tram and buses. Has the stamp of the Melbourne agents - Railways & Rolling Stock Equipment Ltd. throughout.Yields information about the pneumatic door control systems of G D Peters.Book - green paper covers containing approx 90 pages detailing the equipment offered with some coloured diagrams. Pages secured by two metal clips.tramways, tramcars, g d peters, electro pneumatic, door controls, buses

Lists provide information about the type of equipment fitted to W2 class trams 1 - "Trams fitted with D K (Dick Kerr model) controlleres - dated 15/7/1963 2 - "Class W2 cars with 28" dia wheels" - 11/7/1963 3 - "Roller Bearing trams" - listed by motor type, giving the number armatures for GE 288, BTM 265, MV 101 and MV 101 BR motors - These trams were fitted with roller bearings on their armatures = dated 14/10/64. Yields information about the equipment fitted to W2 class trams during the mid 1960sSet of lists - carbon copies on either foolscap or quarto paper.trams, tramways, tramcars, motors, wheels, armatures, dick kerr, w2 class

Four-page printed brochure with illustrations 1940’s? describing the Point turning mechanism with illustrations, of the equipment, method of operation advantages, wiring, the street box and curb (kerb) control box. This type was used for many years at the intersection of Swan and Church Sts Richmond. Published by the Forest City Electric Co. of Manchester.Yields information about the Forest City Collins Point turners.Four page Pamphlet or Brochure Forest City No. 18T, "Collins Patent Automatic Point Turner".trams, tramways, forest city, points

Report or list titled "Particulars of single truck cars & Suggested order in which they should be scrapped" Dated 26/4/1927. Seems that the 3rd and 4th sheets were initial drafts while the 1st and 2nd the later version, though still with some corrections. Lists car (tramcar) numbers, No. of cars, seating capacity, wheel base, horse power, type of car body - lists class, type of truck and type of equipment. The 3rd and 4th sheets also gave the weight in tons. List the cars that had already been scrapped. The S and T class cars were to last in service until the 1950s.Yields information about the MMTB single truck fleet in 1927.Set of four typed foolscap sheets, carbon copies some with handwritten notes.tramcars, mmtb, scrapped trams, single truck cars, four wheel trams, list

Hawthorn Tramways Trust form No. 199, recording the inspection, greasing and brake equipment of tramcars. Printed for cars 1 to 32 with items to be inspected or changed listed. Has been marked up in pencil for changes to the layout, possibly at the time of the takeover of the Trust by the MMTB and the formation of the Eastern System. Has a space for remarks on the rear. Note the "speed alarms" entry.Demonstrates an HTT tramcar maintenance form.Printed form on pink card - form No. 99tramways, htt, forms, tramcar maintenance, tramcar inspection, brakes

EMB circular No. 63 giving details of their "Unbreakeable jointless rustless grid type resistances" used in tramcars such as the Melbourne W7 class trams, steelworks, cranes etc. Gives details of the materials, repairs, terminals, and their use in tramcars either underfloor or in steel cases.Yields information about the EMB "Unbreakeable jointless rustless grid type resistances"Document or catalogue circular - 12 pages centre stapled with two punch holes on the left hand side.tramways, technical information, emb, resistance grids, tramcars, electrical equipment

EMB circular No. 45 giving details of their "steel case controllers for tramways, ships winches etc. This type was not used by the MMTB.Yields information about the EMB "Steel case controllers"Document or catalogue circular - 4 pages with two punch holes on the left hand side.tramways, technical information, emb, tramcars, electrical equipment, tram controllers

Provides information on the GE 264 Ventilated Commutating Pole Motor, prepared by the MMTB dated 4/8/1922. Gives graphs for various gear ratios and wheel sizes. Would have been used for gear and wheel size selection. This type of motor was used in X 217 - see reference.Yields information about the motor used in Birney X 217Document printed on foolscap paper.tramways, technical information, tramcars, electrical equipment, motors, x class, tram 217

Provides information on the British Westinghouse 90 and 90M controllers. Lists the various parts, prices and illustrations. Has a sheet giving the drum development or connections as the controller is moved through the various notices. The 90M controller was used on some ESCo Ballarat tramcars.Yields information about early Westinghouse controllersDocument 18 pages printed on quarto paper within a cardboard folder - parts catalogue No. 6554, May 1913tramways, technical information, tramcars, electrical equipment, tram controllers, westinghouse

Provides information on the General Electric B series controllers, including BA, BA-2, B3, B4, B8, B13, B16, B19, B23, B24 controllers. Lists the various parts, with some illustrations. Has sheets giving the drum development or connections as the controller is moved through the various notices. The B23 type controller was used on Melbourne Maximum Traction bogie trams.Yields information about early General Electric controllersDocument 32 pages printed on quarto paper within a cardboard folder, with pages 3 & 4 missing - parts catalogue No. 4724A of Oct. 1910.tramways, technical information, tramcars, electrical equipment, tram controllers, general electric

Typed report on the use of precision casting methods at Preston Workshops foundry to reduce the amount of machining post-casting. Looks at the methods of precision casting, the type of equipment needed for this, and those companies in Melbourne using shell moulding, Includes an extensive list of items and the number of units used each year that this method could be used for. Report by J Scholtz dated 12-7-1963.Yields information about the examination of costs and methods of using shell moulding processes at Preston Workshops.Document or report 7 foolscap sheets - carbon copytramways, technical information, preston workshops, costs, foundry, castings, plate shop

Administrative record - "Superintendent of cable running sheds daily return" for MMTB dated 21/2/1938 - form 21A of 11/37. Give details of the weather, traffic conditions, depot tram cars - cars and dummies, and their availability. Lists 2 cars taken out of service - issues or accidents. Would have been compiled from individual depot reports. The rear of the sheet has been used to prepare a report by K L Mackenzie on applicants for the Compressed Gas Plant attendant at Clifton Hill depot. The Compressed Gas plant was part of the equipment installed to provide gas for the buses during the early stage of the Second World War. Names listed are: Hence, Wrigly, Maynard, Fay, Coates, Stephens, Lyons, Langton, and C J M Campbell. See item 7521, 7517 and 7518 for similar reports. Yields information the mmtb cable tram allocation and events at cable tram running sheds - 1938.Completed preprinted quarto form with typed information with hand writing on rear.tramways, trams, mmtb, depots, daily reports, cable trams, clifton hill, compressed gas, buses

Administrative record - "Superintendent electric running sheds' daily return" for MMTB dated 4/5/1925 - form 71. Give details of the weather, traffic conditions, depot tram cars - bogie and single truckers Lists 1 car taken out of service - defective or accidents, provides detail of the status of fire services at depots, and watchmen's tell tales. Would have been compiled from individual depot reports. The rear of the sheet has been used to prepare a report by K L Mackenzie on applicants for the Compressed Gas Plant attendant at Clifton Hill depot. The Compressed Gas plant was part of the equipment installed to provide gas for the buses during the early stage of the Second World War. Names listed are: Hence, Wrigly, Maynard, Fay, Coates, Stephens, Lyons, and Langton. See item 7521, 7516 and 7518 for similar reports. Yields information the mmtb cable tram allocation and events at electric tram running sheds - 1925 and the compressed gas system attendants.Completed preprinted foolscap form with typed information and hand writing on the rear.tramways, trams, mmtb, depots, daily reports, cable trams, clifton hill, compressed gas, buses

Set of four newsletters, issued by Camberwell Depot staff: No 2 - April 1979 - looking at issues with Z class lifeguards and their effectiveness, driver training - Z and Ws, running times, a song titled mess Room" and a poem "Six Days on a Broken" - looking at the issue of working Broken shifts and "The Wattle Park Blues" by Barry Humphries dated 1974. No. 3 - May 1979 - notes on depot Committee meeting - Z class trams issues, V214, shifts, Warragul Rd cars, working at other depots, autumn leaves, defective cars, heaters, sandstorms in Swan St, 50 years of Camberwell depot No. 4 - June 1979 - change over to an all Z depot, loss of the Camberwell line from the depot, depot meeting resolutions, new rosters and shifts as a result of the change to all Z depot, training of new drivers, what to do if blocked by a motor car. No. 5 - July-August 1979 - Rosters/Transfers etc, track dispute, service cuts, depot committee, Princes Bridge and Z class trams, shifts, accidents and the polilce, running times, and workers compensation.Yields information about the effective of Z class protective bars instead of lifeguards and two poems and other issues at Camberwell Depot when it became an all Z class depot.Foolscap duplicated sheet titled "Camberwell Depot Newsletter" No. 2 tramways, newsletter, camberwell depot, lifeguards, z class trams, safety, poems, broken shifts, wattle park, barry humphries, sand, sanding equipment, princes bridge, shifts, disputes

Photographs showing setting up temporary track in St Kilda Road using a mobile crane. One photo shows the temporary connection in the Alexandra Gardens area, late 1950s?Yields information about setting up temporary track in St Kilda Road for major tramway reconstruction.Series of 3 black and white photographs.Some photos have pencil marks on rear.trams, tramways, trackwork, rails, track materials, track repairs, sleepers, equipment, st kilda road

The photograph shows scrubber No. 11 with destination SPECIAL at High St and Brighton Rd. The photograph is tightly cropped and under exposed. Built as a passenger tram car in Sydney in 1908, converted to scrubber in Sydney in 1953, purchased by MMTB in 1959 as Sydney tram system was being closed.Photo by J Seletto.Yields information about track maintenance and MMTB purchasing second hand equipment.Black and white photograph with photographer's notes on rear.In biro and red stamp on rear: 'No11 1st trip ex-Sydney High St & Brighton Rd, Photograph by J Seletto 8 April 19 (incomplete). Dx Print JSE9'trams, high st st kilda, sydney trams, scrubber, track maintenance, tramways, tram 11

A document dated June 1989 examines the then MTA tram substation network and its issues at the time, in particular the reliability of the aging rotary converters and mercury arc rectifiers. It also considers the need to upgrade the network, increase the power supply for B-class trams, and reduce voltage drop.Yields information about the status of the tram substation and electrical equipment in 1989Photocopy of a 38 page A4 document.tramways, substations, mta, the met, power supply, electrical engineering, rotary converters, mercury arc