Metallurgical
Found in 3764 Collections and/or Records:
A-31-006-3 -- Homestake Mining Company, Lead (Lawrence), S. Dakota, South Mill & Sand Plant Groups, 1958-01-07
A-31-006 -- Homestake Mining Co., Lead, S.D., Cyanide Nos 1 & 3 & South Mill Groups, 1933-11
A-31-009 -- Homestake Mining Co., Slimes Plant, Deadwood, S.D. & Cyanide Mill No 2, Blacktail, S.D., Groups "H" & "J", 1922-11
A-31-027-1 -- Homestake Mining Co. Cyanide Plant No. 1 Lead, S. Dakota, 1930
Drawn By: F.S.
Scale: 1/8" = 1'-0"
Blueprint paper copy. Cross-section view of Homestake Mining Company Cyanide No. 1, Lead, South Dakota. This layout covers Clarifying Building, Sand Shed, and North Side of West Section with layout for main valves and main pipes for sprinkler system. "Automatics" Sprinkler Corp. of America, Youngstown, Ohio.
A-31-027-2 -- Homestake Mining Co. Cyanide Plant No. 1 Lead, S. Dakota, 1930
Drawn By: P.R.
Scale: 1/4" = 1'-0"
Blueprint paper copy. Cross-section view of Homestake Mining Company Cyanide No. 1, Lead, South Dakota. This layout covers Precipitation Building and East Side of Cyanide Building with layout for main valves and main pipes for sprinkler system. "Automatics" Sprinkler Corp. of America, Youngstown, Ohio.
A-31-027-3 -- Homestake Mining Co. Cyanide Plant No. 1 Lead, S. Dakota, 1930
Drawn By: F.S.
Scale: 1/8" = 1'-0"
Blueprint paper copy. Cross-section view of Homestake Mining Company Cyanide No. 1, Lead, South Dakota. This layout covers Clarifying Building and West Side of Cyanide Building with detail layout for valves and sprinkler pipes for sprinkler system. "Automatics" Sprinkler Corp. of America, Youngstown, Ohio.
A-31-027-4 -- Homestake Mining Co. Cyanide Plant No. 1 Lead, S. Dakota, 1930
Drawn By: F.S.
Scale: 1/8" = 1'-0"
Blueprint paper copy. Cross-section view of Homestake Mining Company Cyanide No. 1, Lead, South Dakota. This layout covers Tank Floor - West End Cyanide Building and Boiler Room, and Engine Room with layout for sprinklers and valves for sprinkler system. "Automatics" Sprinkler Corp. of America, Youngstown, Ohio.
A-31-027-5 -- Homestake Mining Co. Cyanide Plant No. 1 Lead, S. Dakota, 1930
Drawn By: P.R.
Scale: 1/8" = 1'-0"
Blueprint paper copy. Cross-section view of Homestake Mining Company Cyanide No. 1, Lead, South Dakota. This sprinkler drawing covers East Section Cyanide Building, Precipitation Building, and Press & Solution Building with sprinkler layout and valves, for sprinkler system. "Automatics" Sprinkler Corp. of America, Youngstown, Ohio.
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.