Two black and white photographs of Scalebuoy Vest Pocket Units. Very clear photos of the Scalebuoy with its glass bulb on the end. Handle on the other end. Teal and white label on the back Reg. V. Brock of Bendigo and the photo number.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, reg v brock of bendigo, scalebuoy vest pocket unit

Black and white photograph showing Three Buoy house unit Scalebuoy, description typed on back.photograph

Typed letter, dated 1/5/49. Letter typed on paper with printed letterhead. Dr. W. N. Abbott printed in the top left corner and address and dateline on the right side. Letter refers to Scalebuoys from both the Medical side and the scientific side. Also mentioned is a new business side in Melbourne where Scalebuoys could be hired. He also refers to the people who didn't believe in Scalebuoys.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, dr w n abbott, dr david abbott, australian star, medical research council, electre-medical research centre, stoke mandeville hospital, dr may, hartley

Black and white photo of a Scalebuoy set up beside a Wood Chip Heater Unit (Bath). Typed on the back: Wood Chip Heater Unit (Bath). Fitted direct to heater here hot or cold Scalebuoy treated water may be had at any moment.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, scalebuoy wood chip heater unit (bath)

Small black and white photo of Scalebuoys mounted on hot and cold water taps. Name written on the back.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, scalebuoy twin tap units

Two page letter to Mr. R. H. S. Abbott from the Managing Director of Scalebuoys (New Zealand) Limited. (Signature illegible). Dated 25 September, 1936. Letter typed in blue with red underline on paper with printed letterhead. It has a green scalebuoy with Scalebuoys (New Zealand) Limited printed across it. The letter mentions that goods were consigned by Hardley's per the S. S. 'Aorangi'. He is also asking if any Scalebuoys have been used in connection with Sewerage Works. He also mentions at the end that he has attached some photo of Mr. R. H. S. Abbott and Dr. Abbott.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, national mutual life chambers, mr r h s abbott, hotel australia sydney, hardley's, s s aorangi, aukland and suburbs drainage board, dr abbott

Four page carbon copy of a list of shares detailing the shares at £1 each and 5/- each. Mentioned is the countries where the Scalebuoys were used and some of the companies in England, United States, Canada and New Zealand who used them. In Bendigo they could be inspected at the Crown Hotel, Central Nell Gwynne Gold Mine and Hunters Cordial Works. Also mentioned is what Scalebuoys are, What they do, How Scalebuoys Function, Prospects and Sale Purchase Conditions.sciences, instruments-general, scalebuoy, bill ashman collection, victorian scalebuoy company, bendigo electronic process, crown hotel, central nell gwynne gold mine, hunters cordial works, victorian railways, bendigo electronic company

Black and white photograph of Cohuna Butter Factory boiler Scalebuoy unit, description hand written in ink on back.photograph

Bulk lot of photographic negatives in Kodak folders, subjects include unknown people, Bendigo, most relating to Scalebuoys.photograph

Brown binder containing blueprints of Scalebuoys, notes on how to use them and reports from Companies using them.sciences, instruments - general, scalebuoy

Invented by a member of the Abbott family of Bendigo, scalebuoys came in various sizes and had a variety of uses such as the mining industry to prevent scale build up in boilers, automotive for car radiators and domestic for water purification. Its essential part is a sealed glass bulb containing a small amount of mercury and a combination of gases.This particular variety was made to be connected to a water tap with a screw attachment and a small outlet pipe. Scalebuoy sent to Alan Cowling from work colleague, Pat Curran in Tasmania. Pat Curran was working as the CEO of a retirement village and found the scalebuoys in the equipment there. Noting the Bendigo manufacturing logo, he decided to send it to Alan. The original owner of the scalebuoys is unknown.sciences, instruments - general, scalebuoy

Two copies of a typed letter, printed on paper with a printed letterhead, dated 17 September, 1937. Letter is from the Secretary of Knox Home to the Managing Director, Scalebuoys (New Zealand) Ltd. He mentions he has enclosed a cheque for payment of the Scalebuoy equipment and they were quite satisfied with it.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, n a duthie, national mutual life chambers auckland, knox home, scalebuoys (new zealand) ltd

Unsigned and undated, Blurry carbon print letter with printed letterhead Stevenson Bros., Motor Service Station, Hargreaves Street, Bendigo (next to Crown Hotel). The writer asks for a report on the scalebuoy in relation to the running of the motor, heat, oil, carbon and petrol economy since the purchase of the scalebuoy(s).sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, fargo trucks, de soto cars, stevenson bros, crown hotel

Dull orange folder containing copies of letters, brochures, information sheets and some newspaper cuttings. Name on the front is Frank A. Stevenson 244 Hargreaves St Bendigo. Letters date from 1937 to 1942. Newspaper titles include: Prevention of Rust- Principle of the Scalebuoy, Scalebuoys in Cars, Tragic Death of Captain Hartley Abbott and the Obituary of Captain R.H.S.Abbott.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, frank a stevenson, mr bacon, amalgamated freezing co bendigo, g whalley, gunbower co-operative butter factory & trading coy ltd, mr wallace, j charlesworth, d v evershed, bendigo electronic co, walshes crown hotel, hunter bros, wybgones unit, 180 gold mining co, o'hallorans cyanide unit, crystal ice works, stevenson unit, bendigo council, central nell gwynne, nth deborugh g m co, deborugh g m c, deborugh consolidated, cohuna butter factory, geo ross, victorian producers' co-operative coy ltd, h abbott, ernest f o liddell, rothacker bros, motor spares ltd, leggo's buildings, t j jorgensen, mr robinson, stevenson bros, r h s abbott, d c house, the electrical factor in metabolism, w n abbott, the great boulder proprietary gold mines ltd, w o galletly, mr stronell, newport workshops, victorian railways, mr brownbill, mr james, the university of melbourne, j l osborne, n clarkson, sister mary gonzaga, st joseph's hospital, mater misericordiae hospital, mr herzog, sister m monica?, vacuum oil, j johns, h j grigg, w a walsh, market square, crown hotel, g e cole, transport & engineering in australia 16/12/1937, mr menderson, mr ross, sanitary age 8/2/1935, northern kiwanis clubs, harry a baxter, w h cunningham & hill ltd, link-belt co ltd, sir william crooks, royal zoological society, ginna works germany, close brothers, w h taylor, geo taylor hardware co ltd, details of hydraulic spinner unit (scalebuoy), a davidson, john g kelly inc, hannon, myers wishart, kennedy, mr critten, pennsylvania rubber coy, paul a douden & co, w e humphrey, kansas city public service co, smith, tangney hotels, wahkonsa hotel, muscatine hotel, arlington hotel, burke hotel, helen tangney-springer, f w woolworth co, w w edan, ymca, n f alcock, b j ingram, scalebuoys, bendigo electronic company of australia proprietary limited, a s bloomfield, harry ponsonby mackenzie, arthur robinson & co, the commercial banking company of sydney ltd, a t madden, victorian railways, e c eyers, city of bendigo, frank h day, lane's motors pty ltd, h c holland, union oil soap & candle co ltd, knox home, n a duthie, w h mccorkindale, maungatapere co-op dairy co ltd, the whangarei co-op dairy co ltd, w h millingford, kettering cartons limited, j g arlidge, w e humphrey, kansas city public service company, h w smith, prospectus of scale buoy distributors limited, edwin gripper banks, richard hartley smith abbott, frank shaw fitchett, hayden smith & fitchett, the commercial bank of australia limited, william john stanley horsfall, frank cooper, scott's hotel, a j phillips, stringer & phillips proprietary ltd, e g banks, edwin gripper banks, reginald william stringer, frank cooper, claude gordon robinson, s reid

Black and white photograph of a Scalebuoy mounted on the side of a building. Scalebuoy is a long cylinder with two pipes coming from the top, each with a gate valve. They are joined to a loop pipe with each end going into the building. It has a gate valve in the centre. Each end of the cylinder are removable. In the foreground are some ferns.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence

Small black and white photo of a Hollman Ace Compressor with Scalebuoys. Compressor has steel wheels. Name written on the back.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, hollman ace compressor with scalebuoys

Typed notes titled 'Scalebuoy Process of Water Treatment'. Notes give some history, fundamental principles, use and summary.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, scalebuoy process of water treatment

Typed carbon copies of two letters stapled together. The first letter is from W. H. Noe to R. H. A. Abbott and dated 25 July, 1938 discussing Scalebuoys and who was using them. The second letter is from W. H. McCorkingdale to Mr. Hough, Works Manager, Lever Bros. (N.Z.) Ltd., dated 25 July, 1938. Letter mentions the use of Scalebuoys, application, companies using them, and he asks if considering Scalebuoys at the works to send him some information.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, scalebuoys new zealand limited, r h a abbott, scott's hotel melbourne, hardley's works, lever bros of australia, mr hough, w h noe, hawke's bay farmers' freezing company, mater misericordiae hospital auckland, st joseph's, whangarei dairy company, maungatapere dairy company, n z railways, the union oil soap & candle company, knox's home, moody's dye works, ellis & burnand (sawmillers), walter buchanan ltd, findlay's gold krust bakeries, kaiticke dairy company, pennsylvania rubber company, page-hersey tube company, w h mccorkingdale

Scalebuoy. Invented by Hartley Abbott and patented under the name of the Bendigo Electronic Company, made in various sizes & for different applications, such as to prevent scaling in the boilers at mines. Part of the Aileen and John Ellison collection.Made up of a sealed glass bulb containing mercury and gasses enclosed within a chromed wire cage and with a chromed handle. The one shown being a handheld shaker model. science, bendigo electronic, abbott

Black and white photo of the interior of the Crystal Ice Works showing the Scalebuoy Unit. Written on the back: Crystal Ice Wks Bendigo.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, crystal ice works bendigo, scalebuoy

Black leather look binder containing information, letters, diagrams, plans, drawings, graphs, telegrams & photographs all relating to Scalebuoys.sciences, instruments - general, scalebuoy, bendigo-inventions-scalebuoys-bendigo electronic co-abbott

Partly used Docket book from Bendigo Electronic Company, Scalebuoy sole distributor, Frank.A.Stevenson 62 Honeysuckle Street Bendigo.commerce, office stationary, docket

Small black hard cover notebook containing notes and information relating to Scalebuoys and experiments on behalf of Department of the Army Commonwealth of Australia.sciences, instruments - general, scalebuoy

Four copies of a typed letter from ? Bell, Manager of the Union Oil, Soap & Candle Co. Ltd. To Scalebuoys (N. Z.) Ltd., dated 16 February, 1938. Letter refers to Scalebuoy treatment of water for boiler feed. Mentioned is how clean the boiler were of scale and sludge. Letter typed on paper with printed letterhead.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, union oil soap & candle co limited, scalebuoys (n.z.) ltd, ? bell

Buff coloured envelope addressed to Messrs.Stevensons Bros, Hargreaves Street Bendigo, contains 2 photograph negatives & 2 coloured slides of Scalebuoys.sciences, instruments - general, scalebuoy, bendigo- scalebuoys- photograph

Assorted letters, notes, drawings all relating to Scalebuoys, some between Bendigo Electronic Company and Cohuna, Gunbower & Rochester Butter Factories.organization, business, butter factory

Black and white photograph showing carbon deposits removed from machinery after scalebuoys have been used, description printed on back.Vincent Kellyphotograph

Newspaper article titled Scalebuoys in Cars. Interesting Bendigo Tests. Date 1937. Article mentions test carried out by Mr. Stevenson on the two Sea Lake buses, a large Fargo parlour coach and a President Eight Studebaker, seven passenger, owned by Mr. House. Article details the differences and savings in fuel consumption the Scalebuoys made to the engines.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, f a stevenson, stevenson brothers, mr house

Frank A. Stevenson Engineer Motor Service Station 244 Hargreaves St., Bendigo (Next Crown Hotel) printed on left side of envelope. Contained the negatives and one small photo of an object, possible Scalebuoy arrangement. Contained in 2 pocket pages. One small photo has printing on the back -Cohuna Factory Scalebuoy Machine 24 Buoyssciences, instruments - general, scalebuoy, bill ashman collection - correspondence, negatives, frank a stevenson, motor service station, crown hotel

Three typed copies of a letter dated 29 June, 1938. Letter is to Scalebuoys (New Zealand) Ltd. From the Manager of The Whangarei Co-op Dairy Company Ltd. Mentioning the improvement in the condition of the two boilers since using the Scalebuoy. Also mentioned that using the treated water gave a better result for washing the five churns than the untreated water.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, whangarei co-operative dairy company, ltd, scalebuoys (new zealand) ltd, babcock