Sheep being herded onto train cars in Colorado, 1940. Despite the presence of girls in pretty dresses watching in the background , one suspects this was a noisy, odorous affair.
Photo by Russell Lee. [American Memory link]
Showcasing some of the 160,000 images taken between 1935 and 1944 by government-hired photographers. (If you were to look at 100 of them per day, every day, you'd need more than four years to view them all).