Group: History of Science

Stamp Mill

Stamp Mill

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354
Ball Mill

Ball Mill

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381
Howard Hughes cyanide test columns

Howard Hughes cyanide test columns

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1 315
Air compressor

Air compressor

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344
Tonopah, Nevada

Tonopah, Nevada

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2 1 411
Spoil heap

Spoil heap

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1 293
Old hangar

Old hangar

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2 5 619
Old and New (II)

Old and New (II)

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310
Old and New

Old and New

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305
Weathering concrete

Weathering concrete

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355
Mill ruin

Mill ruin

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347
Stamp mill ruin

Stamp mill ruin

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1 342
Locating a Bullet with an X-ray Machine, French Field Hospital, World War I

Locating a Bullet with an X-ray Machine, French Fi…

Alan Mays
3 1 1568
Tybo Mine

Tybo Mine

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312
Tybo, Nevada

Tybo, Nevada

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303
Hoist Shack

Hoist Shack

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305
Tybo mine

Tybo mine

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228
Inside the hoist shack

Inside the hoist shack

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1 333
Tramway

Tramway

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345
Ore tramway terminus

Ore tramway terminus

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309
Godbe Mill

Godbe Mill

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2 3 400
Tramway, Pioche, Nevada

Tramway, Pioche, Nevada

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2 5 447
Headframe, Audrey Shaft

Headframe, Audrey Shaft

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1 2 331
John Mackay and the Mackay School of Mines

John Mackay and the Mackay School of Mines

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2 3 470
Alnwick Castle

Alnwick Castle

Roger (Grisly)
34 34 2290
Operating the hoist!

Operating the hoist!

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1 313
Air compressor

Air compressor

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1 1 353