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Diamond Drilling

 Subject
Subject Source: Local sources

Found in 161 Collections and/or Records:

2900'-3500' No.7 Ledge Diamond Drill Program - 3500' Level Program

 Item — Cabinet 12, Drawer: 8
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1877 - 2007

2900'-3500' No.7 Ledge Diamond Drill Program - 3500' Level View 75' Slice Above & Below, 1999-01-13

 Item — Cabinet 12, Drawer: 8
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1999-01-13

2900'-3500' No.7 Ledge Diamond Drill Program - 4100' Level View 75' Slice Above & Below, 1999-01-13

 Item — Cabinet 12, Drawer: 8
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1999-01-13

3571-80-107 -- Diamond Drill Parts, 1946-10-24

 Item — Cabinet 2, Drawer: 4, Folder: 107
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1946-10-24

3578-93-122 -- Diamond Drill Hole Surveying Pressure Gauge Housing, 1947-01-11

 Item — Cabinet 2, Drawer: 6, Folder: 122
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1947-01-11

4210-96-123 -- Tripod Details for 2 1/2 Std. Pipe Leg Diamond Drill, 1953-04-27

 Item — Cabinet 2, Drawer: 6, Folder: 123
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1953-04-27

4403-94-121 -- Diamond Drill Parts Mine, 1954-08-02

 Item — Cabinet 2, Drawer: 6, Folder: 121
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1954-08-02

4404-80-107 -- EX and XRT Water Swivels Diamond Drill Mine, 1954-08-04

 Item — Cabinet 2, Drawer: 4, Folder: 107
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1954-08-04

4497-80-107 -- Feed Screw for Long Year Prospector Diamond Drill, 1955-02-25

 Item — Cabinet 2, Drawer: 4, Folder: 107
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1955-02-25

5202-96-123 -- Bevel Gears Diamond Drill Machine, 1959-12-23

 Item — Cabinet 2, Drawer: 6, Folder: 123
Scope and Contents From the Collection:

The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.

Dates: 1959-12-23