The Black Sand and Gold Recovery Company was an early twentieth-century mining and industrial enterprise based in Chicago, Illinois, organized to extract gold, iron, and other valuable minerals from t
Gates Iron Works was started by P.W. Gates and would merge with Allis-Chambers.
The Lovett Magnetic Separator was featured at the Lewis and Clark Centennial and American Pacific Exposition and Oriental Fair, Portland, Oregon, 1905
Lonely Dell Ranch Historic District, Glen Canyon National Recreations Area, Arizona, USA
Promotional pamphlet from 1906. PDF
Gates Iron Works was a U.S. manufacturer of machinery, specialized in rock and cement milling equipment. It was based in Chicago and merged into the Allis-Chalmers Company in 1901
Gates Iron Works, Ground Plan, 1896
Gates Iron Works, Interior, 1896.
Gates Iron Works, Drafting Room, 1896