Surface Shafts, Crushing Plants and Tramway
Subject
Subject Source: Local sources
Found in 4636 Collections and/or Records:
F-32-102 -- No.5 Air Shaft - Grizzly Gulch-Steel Details, 1955-10-18
Item — Cabinet 12, Drawer: 6, Folder: No. 5 Shaft Folder 1
Scope and Contents
Sheet 3
Dates:
1955-10-18
F-32-102 -- No.5 Air Shaft-Grizzly Gulch - Steel Forms for Concrete Lining, 1956-11-21
Item — Cabinet 12, Drawer: 6, Folder: No. 5 Shaft Folder 3
Scope and Contents
Sheet 25
Dates:
1956-11-21
F-32-102 -- No.5 Air Shaft-Grizzly Gulch - Steel Schedule-2000 to 5000 Ft. Level, 1958-06-14
Item — Cabinet 12, Drawer: 6, Folder: No. 5 Shaft Folder 3
Scope and Contents
Sheet 31
Dates:
1958-06-14
F-32-102 -- No.5 Air Shaft-Grizzly Gulch - Steel Schedule-Collar to 2000 Level, 1957-07-31
Item — Cabinet 12, Drawer: 6, Folder: No. 5 Shaft Folder 3
Scope and Contents
Sheet 30
Dates:
1957-07-31
F-32-102 -- No.5 Air Shaft-Grizzly Gulch - Steel Set Detail, 1955-03-29
Item — Cabinet 12, Drawer: 6, Folder: No. 5 Shaft Folder 3
Scope and Contents
Sheet 46
Dates:
1955-03-29
F-32-102 -- No.5 Air Shaft-Grizzly Gulch - Stiff Leg Pier-N.W. Corner, 1956-07-18
Item — Cabinet 12, Drawer: 6, Folder: No. 5 Shaft Folder 3
Scope and Contents
Sheet 2B
Dates:
1956-07-18
F-32-102 -- No.5 Air Shaft-Grizzly Gulch - Trolley Beam Supports, 1957-09-20
Item — Cabinet 12, Drawer: 6, Folder: No. 5 Shaft Folder 3
Scope and Contents
Sheet 34A
Dates:
1957-09-20
F-32-202 -- Oro Hondo Fan House: Exhaust System - East & West Elevations, 1959-06-23
Item — Cabinet 12, Drawer: 6, Folder: Misc. Folder 15
Scope and Contents
Sheet 10
Dates:
1959-06-23
F-32-202 -- Oro Hondo Fan House: Exhaust System - Headframe
Item — Cabinet 12, Drawer: 6, Folder: Misc. Folder 15
Scope and Contents
Sheet 1
Dates:
1877 - 2007
F-32-202 -- Oro Hondo Fan House: Exhaust System - Headframe Alterations, 1958-12-24
Item — Cabinet 12, Drawer: 6, Folder: Misc. Folder 15
Scope and Contents
Sheet 6
Dates:
1958-12-24