No caption accompanies this photo, but based on the before and after images, it appears that biscuits are being made here.Date, location and photographer are uncertain. [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).
No caption accompanies this photo, but based on the before and after images, it appears that biscuits are being made here.