Detail of sand testing machine used to measure surface drying rates of paint films
Digital Commonwealth — Boston Public Library

Detail of sand testing machine used to measure surface drying rates of paint films

Federal Art Project · [1935–1943]

CC0 — Public Domain
Digital Commonwealth — Boston Public Library
🔒
Order museum-quality prints

Sign in to order prints, canvas, and more of this work. Browsing and full-resolution downloads stay free.