Cyanide Plant No. 1 (Lead, S.D.)
Found in 19 Collections and/or Records:
A-31-027-6 -- Plot Plan Homestake Mining Co. Cyanide Plant No. 1 Lead, S. Dakota, 1930-11-28
Drawn By: F.S.
Scale: 1" = 20'
Blueprint paper copy. Plot Plan view of Homestake Mining Company Cyanide No. 1, Lead, South Dakota. This drawing shows entire South Mill Layout with water lines and valves for sprinkler system. "Automatics" Sprinkler Corp. of America, Youngstown, Ohio.
A-31-027-7 -- Homestake Mining Co. Cyanide Plant No. 1 Lead, S. Dakota, 1930
A-31-027-8 -- Homestake Mining Co. Cyanide Plant No. 1 Lead, S. Dakota, 1930
A-31-027 -- Sect. Plan Homestake Mining Co. Cyanide Plant No. 1 Lead, S. Dakota, 1930
A-34-013-2 -- Profile for Cyanide No. 1 54 Foot Tank
Scale: 1" = 4'
Ledger (or Graph) paper original. Profile for 54' tank at Cyanide No. 1.
A-34-013 -- Profile Over Drain Line for 54 Foot Tank Cyanide No. 1
Scale: 1" = 4'
Ledger (or Graph) paper original. Profile over drain line for 54' tank at Cyanide No. 1.
D-19-077A -- Construction Layout for Angle Sleeves, undated
Sheet features the consturction layout for angle sleeves. There is a note on the drawing that states "see D-19-77".
D-19-077B -- East Sand Plant Wood Stave Sewer Pipe Metal Sleeves, 1957-05-12
Drawn by: L.G.W.
Scale" 1" = 1'
Blueprint for the metal sleeves for the wood stave sewer pipe in the East Sand Plant. The sheet features drawings of wood stave connection sleeve and angle connection sleeve. Also on the sheet is the charge number "00167-402 Lab. and Mat."
D-30-041 -- Map Showing Location of Mine Sand Raise Below Cy. #1, 1937-04-22
Drawn by: H. J. S.
Revised by: L. G. W.
Scale: 1" = 20'
Onion Skin Original. Map Showing Location Of Mine Sand Raise Below Cyanide #1.
With Mine Coordinates. Shows location of Main Highway and Gold Run. Has 5 lines (cross-sections) labelled 1, 2, 3, 4, and 5.