A Federal Prison Industries factory on the island kept inmates employed manufacturing brushes, such as these. Products manufactured on Alcatraz, however, could only be sold to federal government agencies, so that they would not have a negative effect on the open market.
Wood, animal hair. L 64, H 9.5, T .8 cm
Golden Gate National Recreation Area, GOGA 18544
Wood, horsehair bristle, metal. L 22.5, W 7, H 10 cm
Golden Gate National Recreation Area, GOGA 9231