Showing 313 items
matching mine sections
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Bendigo Historical Society Inc.
Map - UNITED HUSTLER'S & REDAN MINE - TRANSVERSE SECTIONS N & S OF SHAFT UNITED HUSTLER'S & REDAN MINE
... UNITED HUSTLER'S & REDAN MINE - TRANSVERSE SECTIONS N & S... Sections N & S of Shaft United Hustler's & Redan Mine Hustler's ...Transverse Sections N & S of Shaft United Hustler's & Redan Mine on the Hustler's Line of Reef Bulletin No 33, Plate No XXX. Map shows some of the stone encountered on the levels and depth. Geological Survey of Victoria emblem and signed by H A Whitdan, Underground Survey Office Bendigo, September 1913.mining, parish map, united hustler's & redan mine, transverse sections n & s of shaft united hustler's & redan mine, hustler's line of reef -
Clunes Museum
Map - DOCUMENTS/MAP, 3 1887. .4 1891
... MINE SECTIONS...MINING, CLUNES GOLD MINES, MAPS, SECTIONS... AT CLUNES .4 DRAWINGS OF SECTIONS, CLUNES GOLD MINES. SCALE 400 FEET..., CLUNES GOLD MINES, MAPS, SECTIONS CLUNES GOLD MINING LEASES ...MINING, CLUNES GOLD MINES, MAPS, SECTIONS.1 AERIAL VIEW OF CLUNES AND DISTRICT. COLOUR PHOTOGRAPH LAMINATED. .2 MAP OF MINING AREAS SHOWING EXCISED AREA. No. 9104. MINING DISTRICT OF BALLARAT. PARISH OF CLUNES. COUNTY OF TALBOT. SCALE 4 CHAINS TO AN INCH. .3 MAP OF GOLD MINING LEASE BLOCKS AT CLUNES .4 DRAWINGS OF SECTIONS, CLUNES GOLD MINES. SCALE 400 FEET TO AN NCH. ALL MOUNTED WITH PLASTIC HANGING STRIPS..1 ON BACK. CLUNES 1:25000 .2 ASSORTED HANDWITTEN NOTATIONS. .3 ASSORTED HANDWITTEN NOTATIONS. REPLACE IN DEPT. OF MINING REGISTRARS QUARTER ENDED 30TH JUNE 1887. P. 12.clunes, gold mining, leases, aerial photograph, mine sections -
Coal Creek Community Park & Museum
Mine Cross Sections
... Mine Cross Sections..., coal seams and boreholes. Mine Cross Sections ...8520.1 - Diagram of 6 cross-section of the Korumburra coal mine area, showing topography, elevation, faults, coal seams and boreholes. -
Bendigo Historical Society Inc.
Document - SOUTH VIRGINIA MINE - LONGITUDINAL AND TRANS SECTIONS OF THE SOUTH VIRGINIA MINE
... SOUTH VIRGINIA MINE - LONGITUDINAL AND TRANS SECTIONS OF... and Trans Sections of the South Virginia Mine M D A A 1 A E K W R N ...Handwritten and drawn longitudinal and trans sections of the South Virginia Mine. Both drawings have measurements in feet and inches. Gives measurements of poppet legs, buildings and part of mullock heap.document, gold, south virginia mine, south virginia mine, longitudinal and trans sections of the south virginia mine, m d a a 1, a e k, w r n 2/4/37 page 31, a e k & w r n 2/4/37 page 32 -
Bendigo Historical Society Inc.
Document - LANSELL'S BIG 180 MINE - CONDENSED HISTORICAL RECORD OF LANSELL'S BIG 180 MINE
... Lansell's 180 Mine 'Transverse Sections... DOCUMENT Gold lansell's big 180 mine Lansell's Big 180 Mine ...Two handwritten and three typed copies of a Condensed Historical Record of Lansell's Big 180 Mine on the New Chum Line of Reef. Notes include location, shaft, first worked, size of lease, plant, engine house, boiler rooms, mullock heap, early history, Prominent, best gold, underground connections, pressurised hot water, diamond drill bores and a table with depths and the increase in temperature with the depth (in Fahr).document, gold, lansell's big 180 mine, lansell's big 180 mine, condensed historical record of lansell's big 180 mine, wittscheibe, ballerstadt, ernst mueller, theodore ballerstadt, george lansell, north old chum, victoria quartz, mines dept special edition 'australian mining standard' 1/6/1899, mines dept booklet 'bendigo goldfield' 1936, quarterly reports, lansell's 180 mine 'transverse sections, annals of bendigo mining sections, a richardson's observations from old photographs and measurements of mining plans, measurements taked from caleb thomas' report mines dept 1875, 'report on observation of underground temperature at bendigo' james stirling government geologist 1899, a richardson -
Federation University Historical Collection
Victorian Institute of Colleges Minutes outline the move of the Ballarat School of Mines Tertiary Section to a new Campus, 1966-1967
... outline the move of the Ballarat School of Mines Tertiary Section... outline the move of the Ballarat School of Mines Tertiary Section ...Red folder with Victorian Institute of Colleges Minutes outline the move of the Ballarat School of Mines Tertiary Section to a new campusvictorian institute of colleges, mount helen campus, ballarat school of mines -
Bendigo Historical Society Inc.
Administrative record - North Virginia Mine Bendigo Transverse Section
... North Virginia Mine Bendigo Transverse Section...Draftsman's drawing North Virginia Mine Transverse Section... Bendigo Draftsman's drawing North Virginia Mine Transverse Section ...Draftsman's drawing North Virginia Mine Transverse Section Map. Forms part of the Margaret Roberts Collection of mining records.bendigo, margaret roberts, gold, map, mine, north virginia mine bendigo -
Bendigo Historical Society Inc.
Administrative record - Central Blue Section
... Draftsman's drawing Central Blue Section Mine Map. Forms...Bendigo Margaret Roberts gold Map Mine Central Blue Section ...Draftsman's drawing Central Blue Section Mine Map. Forms part of the Margaret Roberts Collection of mining records.bendigo, margaret roberts, gold, map, mine, central blue section -
Stawell Historical Society Inc
Map, Underground Survey of the Principal Mines of Stawell 1879, 1879
... Very large Map on cloth backing, showing cross sections... on cloth backing, showing cross sections of mines. Underground ...Pleasant Creek & Newington, Prince Patrick, Prince Alfred, Pioneer and Galatea, Pleasant Creek Cross Reef No. 1&2, Magdala, Old Shaft, Extended Cross Reef, Crown Cross, Great Northern, Sloanes & Scotchmans, South Cross, 10 & 11 United Scotchmans South Cross, Scotchmans Shafts, North Scothmans, West Scotchmans, Emerald Isle & Rose of Denmark, Albion, South Scotchmans, Newington & Pleasant Creek, Pleasant Creek Cross Reef, Moonlight, Extended Cross Reef, Crown cross United, Great Northern ShaftVery large Map on cloth backing, showing cross sections of mines.Surveyed by H.C. Bates. Drawn by Arthur Edwards. October 30th 1879. Scales 120 feet to an inchmining, gold -
Bendigo Historical Society Inc.
Map - STRUGNELL COLLECTION: HUSTLER'S LINE OF REEFS, BENDIGO, September 1913
... Map, Hustler's Line of Reefs, Comet Mine, Transverse..., Hustler's Line of Reefs, Comet Mine, Transverse Section, Plate ...Map, Hustler's Line of Reefs, Comet Mine, Transverse Section, Plate No.XXV (25). Bulletin No 33 Signed H.A.Whitelaw. Drawing shows the vertical shaft descending to over 1692 feet and appears to show samples of connecting horizontal shafts with their respective mineral contentsUnderground Survey Office, Bendigo.map, bendigo, comet mine -
Bendigo Historical Society Inc.
Map - STRUGNELL COLLECTION: HUSTLER'S LINE OF REEFS, September 1913
... Map, Hustler's Line of Reefs, Hustler's Consols Mine... Bendigo hustler's consols mine Underground Survey Office, Bendigo ...Map, Hustler's Line of Reefs, Hustler's Consols Mine, Transverse Section, Bendigo.Plate no. XXX111 (33).Bulletin No 33 Signed H.A.Whitelaw. Drawing shows the vertical shaft descending to over 1326 feet and appears to show samples of connecting horizontal shafts with their respective mineral contentsUnderground Survey Office, Bendigo.map, bendigo, hustler's consols mine -
Bendigo Historical Society Inc.
Map - STRUGNELL COLLECTION: HUSTLER'S LINE OF REEFS, September 1913
... Map, Hustler's Line of Reefs, Hustler's Reef Mine... Bendigo hustler's reef mine Underground Survey Office, Bendigo ...Map, Hustler's Line of Reefs, Hustler's Reef Mine, Transverse Section, Bendigo. Plate No. XV111 (18).Bulletin No 33 Signed, H.A.Whitelaw. Drawing shows the vertical shaft descending to over 2195 feet and appears to show samples of connecting horizontal shafts with their respective mineral contentsUnderground Survey Office, Bendigo.map, bendigo, hustler's reef mine -
Bendigo Historical Society Inc.
Map - STRUGNELL COLLECTION: HUSTLER'S LINE OF REEFS, BENDIGO, September 1913
... Map, Hustler's Line of Reefs, Great Extended Hustler's Mine... Mine, Longitudinal Section Plate No X111 (13). Bulletin No 33 ...Map, Hustler's Line of Reefs, Great Extended Hustler's Mine, Longitudinal Section Plate No X111 (13). Bulletin No 33 Signed H.A.Whitelaw Underground survey Office Bendigo September 1913 Drawing shows mine shaft to over 3454 feet deep and appears to show samples of connecting horizontal shaftsUnderground Survey Office, Bendigo.map, bendigo, great extended hustler's mine -
Bendigo Historical Society Inc.
Map - STRUGNELL COLLECTION: HUSTLER'S LINE OF REEF, BENDIGO
... Mine, Longitudinal Section. Plate No. 1V (4). NOTE--- Plates... Bendigo fortuna hustler's mine Underground Survey Office, Bendigo ...Map, Hustler's Line of Reef, Bendigo, Fortuna Hustler's Mine, Longitudinal Section. Plate No. 1V (4). NOTE--- Plates 4,8,13,29,26 & 31 form a Longitudinal Section from Fortuna Hustler's to Hustler's Consols Mine.Bulletin No 33 Signed H.A.Whitelaw. Drawing shows the vertical shaft descending to over 2228 feetUnderground Survey Office, Bendigo.map, bendigo, fortuna hustler's mine -
Bendigo Historical Society Inc.
Map - STRUGNELL COLLECTION: UNITED HUSTLER'S & REDAN MINE, September 1913
... Map, United Hustler's & Redan Mine, Transverse Section..., United Hustler's & Redan Mine, Transverse Section, Hustler's Line ...Map, United Hustler's & Redan Mine, Transverse Section, Hustler's Line of Reefs, Bendigo. Plate No. XX1X (29).Bulletin No 33 Signed H.A.Whitelaw. Drawing shows the vertical shaft descending to over 1805 feet and appears to show samples of connecting horizontal shafts with their respective mineral contents. One level shows respective water levels .Underground Survey Officemap, bendigo, hustler's & redan mine -
Bendigo Historical Society Inc.
Document - TAMBOUR MAJOR MINE
... : Bendigo Major Mine, transverse section..... Subject: Bendigo Major Mine, transverse section. Document TAMBOUR ...Six page document describing resources found in a search for 'Tambour major' and 'Mine' with Informit databaxse, VPI&E (formerly ELIXIR) and AESIS Databases. For example, record 1: Author Caldwell, J.J. Melbourne Geological Survey of Victoria 1946 3 figs, 3 microfiche frames, 2 negatives. Subject: Bendigo Major Mine, transverse section.bendigo, mining, tambour major -
Bendigo Historical Society Inc.
Document - MARKS COLLECTION: UNDERGROUND SURVEY OF MINES NEW CHUM LINE OF REEFS
... Chum Line of Reefs' a. Shows cross section of mine , b... section of mine , b. longitudinal section. Drawn by Arthur Everett ...Plan, in two sections , on heavy parchment coloured paper. Printed across top in black ink 'Underground Survey of Mines New Chum Line of Reefs' a. Shows cross section of mine , b. longitudinal section. Drawn by Arthur Everett, Mining Department, Melbourne 1884. Surveyed by Caleb Thomas under the direction of Charles Langtree. Plan found in George Lansell auction items. Plan found in George Lansell items sold at auction.bendigo, mining, new chum reef -
Federation University Historical Collection
Plan, Ballarat School of Mines New Workshops, 1912, 08/1912
... of Mines. Includes elevations and sections, abd has been coloured... ballarat school of mines new workshops carpentry blacksmithing ...Original plan for new workshops for the Ballarat School of Mines. Includes elevations and sections, abd has been coloured with watercolour. The new workshops housed carpenters shop, plumbers, blacksmihing and stores. ballarat school of mines, new workshops, carpentry, blacksmithing, plumbing, architectural plan, laboratory -
Bendigo Historical Society Inc.
Plan - GOLDEN GULLY CLAIMHOLDERS
... section only). Mines include Glasgow Golconda Consolidated... names of claimholders in Golden Gully ( part section only ...BHS CollectionPlan showing names of claimholders in Golden Gully ( part section only). Mines include Glasgow Golconda Consolidated Company, GG Tribute, Victoria Console, Try Again, Bell, Cocking and Evans.bendigo, mining, golden gully -
Bendigo Historical Society Inc.
Map - STRUGNELL COLLECTION: NEW CHUM LINE OF REEF, 5/4/01
... of Mines, Bendigo, Longitudinal Section through the Saddle Reefs... Chum Line, Underground Survey of Mines, Bendigo, Longitudinal ...Map, Along portion of the New Chum Line, Underground Survey of Mines, Bendigo, Longitudinal Section through the Saddle Reefs and Centre Country. Eureka Extended Co's shaft, New Chum Railway Co's shaft. Surveyed under the supervision of H.Herman, B.C.E., F.G.S., Acting Government Geologist.H.S.Whitelowmap, bendigo, new chum line -
Bendigo Historical Society Inc.
Map - STRUGNELL COLLECTION: HUSTLER'S LINE OF REEFS, BENDIGO, September 1913
... Map, Hustler's Line of Reefs, Fortuna Hustler's Mine... Bendigo fortuna hustler's mine Underground Survey Office, Bendigo ...Map, Hustler's Line of Reefs, Fortuna Hustler's Mine, Bendigo, Transverse Section. Plate Mo.111(3).Bulletin No 33 Signed H.A.Whitelaw. Drawing shows the vertical shaft descending to over 2228 feet and appears to show samples of connecting horizontal shafts with their respective mineral contentsUnderground Survey Office, Bendigo.map, bendigo, fortuna hustler's mine -
Bendigo Historical Society Inc.
Map - Geological survey of Bendigo Goldfields
... and mine sights. Three sections are laminated together. The maps... sections are Eaglehawk, Golden Square and Spring Gully. It shows ...Three Geological survey maps of the Bendigo Gold Fields joined together. The three sections are Eaglehawk, Golden Square and Spring Gully. It shows geological conditions, gold reef lines and mine sights. Three sections are laminated together. The maps were produced by the Victorian Department of Manufacturing and Industry Development geological survey, bendigo gold fields -
Bendigo Historical Society Inc.
Map - HUSTLER'S LINE OF REEFS, September 1913
... Reef No. ! Mines, Bendigo, Longitudinal Section,Plate No.XX (20... & Hustler's Reef No. ! Mines, Bendigo, Longitudinal Section,Plate ...Map, Hustler's Line of Reefs, Hustler's Reef & Hustler's Reef No. ! Mines, Bendigo, Longitudinal Section,Plate No.XX (20). NOTE-- Plates 4,8,13,20,26 & 31 form a Logitudinal Section from Fortuna Hustler's to Hustler's Consols Mine.Bulletin No 33 Signed H.A.Whitelaw. Drawing shows the vertical shaft descending to over 1601 feetUnderground Survey Office, Bendigo,map, bendigo, hustler's reef & hustler's reef 1 -
Bendigo Historical Society Inc.
Map - STRUGNELL COLLECTION: HUSTLER'S LINE OF REEFS, BENDIGO, September 1913
... Map, Hustler's Line of Reefs, Great Extended Hustler's Mine... Mine, Bendigo, Transverse Section. Plate No. X11 (12). Bulletin ...Map, Hustler's Line of Reefs, Great Extended Hustler's Mine, Bendigo, Transverse Section. Plate No. X11 (12). Bulletin No 33 Signed H.A.Whitelaw Underground survey Office Bendigo September 1913 Drawing shows mine shaft to over 3454 feet deep and appears to show samples of connecting horizontal shafts with their respective mineral contentsUnderground Survey Office, Bendigo.map, bendigo, great extended hustler's mine -
Bendigo Historical Society Inc.
Document - CALEB THOMAS - CROSS SECTIONS 10/10/84
... Handwritten notes cross sections mentioning mine, engine... MINING Equipment Handwritten notes cross sections mentioning mine ...Handwritten notes cross sections mentioning mine, engine location, height of legs and for two the height of the landing brace. Mines mentioned are: South Catherine, Ellenborough, Belmont & Saxby, York & Durham, (Snobs Hill) Old Williams and Acadia Catherine.mining, equipment -
Bendigo Historical Society Inc.
Negative - ALBERT RICHARDSON COLLECTION: TRANSPARENCIES OF MINE PLANS
... . Longitudinal section - unmarked mine e. Gibbs, Ballerstedt Humboldt...., Lansells 180 d. Longitudinal section - unmarked mine e. Gibbs ...Negatives: 9 transparencies ( or could be photocopies of overhead transparencies ) of mine plans in Bendigo. Enclosed in brown paper wrapper. Written on outside ' A ? Transparencies, A. Richardson' NOTE: Other items in Albert Richardson Collection in Box 130. a. Victoria Quartz Mining Co, South Victoria Col North Old Chum, Lansells 180, b. Gibbs, Ballerstedt, Humboldt Co and Wells, Great Central Victoria Co., Adventure and Advance Co., c. South Victori Co, Victoria Quartz Mining Co., Lansells 180 d. Longitudinal section - unmarked mine e. Gibbs, Ballerstedt Humboldt Co and Wells, Great Central Victoria Co., Adventure and Advance Co. f. South Victoria Co., Victoria Quartz Mining Co., Lansells 180 g. Longitudinal section, unmarked mine h. Gibbs, Ballerstedt, Humboldt Co, and Wells, Adventure and Advance Co. i Longitudinal section, unmarked mineLongitudiunanegative, bendigo, mine plans, bendigo, alf richardson, engineering, mining, mine plans. -
Clunes Museum
Certificate
... OF EXAMINERS FOR MINING MANAGERS. SECTION 47, MINES ACT 1904... FOR MINING MANAGERS. SECTION 47, MINES ACT 1904. CERTIFICATE NO. 173 ...CERTIFICATE ISSUED TO ARTHUR ALLEN, APPOINTING HIM SECOND CLASS MINING MANAGER, 17TH DECEMBER 1914. RED SEAL OF BOARD OF EXAMINERS FOR MINING MANAGERS. SECTION 47, MINES ACT 1904. CERTIFICATE NO. 173. MR. ALLEN, BORN 5TH JUNE 1872, HAD 22 YEARS EXPERIENCE IN ALLUVIAL MINES.ORIGINAL CERTIFICATE OF SERVICE DEPARTMENT OF MINES, APPOINTING ARTHUR ALLEN TO POSITION OF MINING MANAGER.certificates, mining, arthur allen, department of mines, mining manager -
Ringwood and District Historical Society
Plan - Department of Mines, Victoria, Ringwood Gold and Antimony Mine - 1921
... Technical drawings of Antimony Mine - Plan view, Transverse... of Antimony Mine - Plan view, Transverse Section view ...Technical drawings of Antimony Mine - Plan view, Transverse Section view, and Longitudinal Section view. Includes Main Shaft, No.1 Level 184', No.2 Level 244', No.3 Level 304', No.4 Level 372'. Multiple copies, including copy with overlay of Civic Centre.Scale 40 feet to 1 inch. Surveyed 20-12-21. Traced 1-7-66. W-2568/B/1. -
Federation University Historical Collection
Booklet, Luplau, Hewood & Riderm Printers, The School of Mines Ballaarat Annual Report 1883, 1883
... The School of Mines Ballaarat. Annual Report 1883... of subscriptions donations 1882. Sketch of School of Mines. Sketch Section ...The School of Mines Ballaarat. Annual Report 1883. Statement of Receipts and expenditure, general balance sheet, and list of subscriptions donations 1882. Sketch of School of Mines. Sketch Section from Lal Lal to the Moorabool (looking north) Geological map of Lal Lal. In the County of Grant. Annual Report, Balance Sheet, Certificates granted by the Council, Examination Papers - Elementary Science Classes (Appendix), Extracts from Visitors' Book, Fees, Form of Bequest, Honorary Correspondents. Life Governors, Museum - open to visitors, Notes on the Geology of Lal Lal (with Geological Plan & Sections), Obituary, Office Bearers, Paper of Particulars, Rules of the Ballaarat Field Club and Science Society (Appendix), Report of the Curator of the Museum and Library, Report of the Superintendent of Laboratories, Report of the Lecturer in Mathematics, Report of the Lecturer in Mechanical Engineering, Report of the Lecturer in Telegraphy, Report of the Lecturer in Materia Medica, Statement of Receipts and Expenditure for the year 1882, Subjects and Lectures, Subjects and Examiners, Subscriptions and Donations, from 1st January to 31st December 1882.Ballaarat School of Mines annual Report. Hard cover red book of 101 pages. Includes plans on Lal Lal and surrounds. ballarat school of mines, annual report, balance sheet, certificates granted by the council, examination papers, extracts from the visitors' book, fees, form of bequest, honorary correspondents, life governors, museum, notes on the geology of lal lal, obituary: charles william thomas. one of the examiners in mining and surveying, office bearers, paper of particulars, rules of the ballaarat field club and science society, report of the curator of the museum and library, report of the superintendent of laboratories, report of the lecturer in mathematics, report of the lecturer in mechanical engineering, report of the lecturer in telegraphy, report of the lecturer in materia medica, statement of receipts and expenditure for the year 1882, subjects and lectures, subjects and examiners, subcriptions and donations, from 1st january to 31st december 1882, alf. mica smith, professor of chemistry, alf. mica smith, metallurgy, f. m. krause - professor of geology, mineralogy, scientific mining, t. h. thompson, practical mining, w. h. shaw mechanical engineering, h. reid, mechanical enginnering, phoenix foundry company (limited), a. a. buley, mathematics, f. m. krause, land, mining and engineering surveying, w. d. campbell, telegraphy, james oddie, vice-president, alf. mica smith, natural philosophy (elementary mechanics and hydrostatics, magnetism and electricty, sound, light and heat), j. f. usher, materia medica, pharmacy and physiology, examiner, professor h. m. andrew, m. a., examiner, h. d. de la poer wall, m. a, c. e., examiner, thomas mann, b. a., examiner, p. c. fitzpatrick, c. s., examiner, h. rosale, j.p., f.g.s, m.e. and m, examiner, john lewis, examiner, w. c. kernot, m.a., c.e., examiner, professor mccoy, examiner, j. cosmo newbery, c.m.g., b. sc., examiner, baron von mueller, k.c.m.g., m. et ph. d., f. r.s., examiner, sam. w. macgowan, examiner, w. p. bechervaise, examiner, r. l. j. ellery, f.r.s. govt. astronomer, examiner, f. m. krause, c.e., examiner, j. m. bickett, examiner, n. kent, examiner, a. martin, examiner, r. s. mitchell, examiner, w. h. keast, examiner, p. matthews, examiner, d. milliken, examiner, j. t. richards, examiner, jonathan robinson, examiner, t. h. thompson, examiner, h. brookes allen, m.d., examiner, joseph bosisto, examiner, c. r. blackett, m.l.a., examiner, wm. johnson, analyst to the government of victoria, ferdinand krause, ballarat field naturalists club, ferdinand von mueller, thomas mann, a.a. buley, ferrdinand krause, alfred mica smith, james oddie, william johnson, jonathan robinson, james bickett, r.l.j. ellery, cosmo newbery, ballarat field naturalists -
Bendigo Historical Society Inc.
Document - MINING REPORTS - NOTES FROM M & GEOL JOURNAL SEPT 1941
... ton maintained, more mines operating, increased dividends... sinking at eighteen mines and unprospected sections penetrated ...Handwritten extracts from the M. & Geol. Journal, Sept 1941 and Notes on Bendigo Goldfield - J. J. Caldwell. Average yield per ton maintained, more mines operating, increased dividends, more shaft sinking, smaller quantity of ore treated and gold yield lower. Table gives the number of operating mines, ore treated, gold won, average yield and dividends for 1939 - 40 and 1940 - 41. Shaft sinking at eighteen mines and unprospected sections penetrated.document, gold, mining reports, mining reports, notes from m & geol journal sept 1941, bendigo goldfield - j j caldwell, gold yield