BUY PRINT    Washington, D.C., circa 1920. "U.S. Public Health Service." On the left we have Abe Lincoln, who "kept himself fit by working in the open air." By the time we get to the right side of the exhibit, there's a diagram with a caption about "the youth who achieves self-control." Harris & Ewing glass negative. | Click image for Comments. | Home | Browse All Photos