Be sure to click this image for a larger view. The caption accompanying this shot tells us this milk arrived in Caldwell, Idaho via train. 1941.
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).