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You searched for: Start Over Photos Remove constraint Photos Author G-H Photo (Photo studio of Jonathan O. Gerking and Loren M. Harmon: Medford, Or., 1913-1914) Remove constraint Author: G-H Photo (Photo studio of Jonathan O. Gerking and Loren M. Harmon: Medford, Or., 1913-1914) Subject Mines and mineral industries Remove constraint Subject: Mines and mineral industries
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  • 1. [Image] Moving Sterling Mine pump
    260
    Two iron-wheeled steam tractors pull flatbed with pump; two men sitting in cab of first tractor; two men standing at wheels, one sitting on rear wheel, one in cab of second tractor; two men in front of ...
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