From Shorpy, a photo taken in March 1936. "Low-cost housing. Saint Louis, Mo." Photo by Arthur Rothstein for the Resettlement Administration.
Mark Frauenfelder is the founder of Boing Boing and the editor-in-chief of MAKE and Cool Tools. Twitter: @frauenfelder. His new book is Maker Dad: Lunch Box Guitars, Antigravity Jars, and 22 Other Incredibly Cool Father-Daughter DIY Projects