Auxiliary Ore Testing Machines | University of Illinois Archives
Auxiliary Ore Testing Machines
Sepia tone photograph showing various ore testing machines, including magnetic ore separator; oil floatation units; pneumatic ore jig; and specific gravity balances.
Found in RS 11/1/10, Vol. 3
Image Measures 23.6 x 18.4 cm
University of Illinois Archives
11/1/10 Photograph Album, 1915-17
Copyright of this image is held by the University of Illinois. Please contact us if you would like to purchase a high-resolution copy of the image.