Drawing showing gold digging and washing in Placer County, ca.1900

Photograph of a drawing showing gold digging and washing in Placer County, ca.1900. Several different techniques are shown: in the background at left, a man is pushing a cart out of an underground mine; in the lower left corner a man is panning for gold; in the foreground at right, three prospectors shovel gold into a box full of running water; at center, three miners are pulling a bucket up from a well and in the background at right, a group of men is shoveling dirt into a long aqueduct. All of the men are wearing broad-brimmed hats, long pants and long-sleeved shirts.