1954 Press Photo Wax mold kit used by police department for gun fire, Milwaukee.

A wax mold kit is used for pouring melted wax over hands of persons suspected of firing guns. Small nitrate burns and powder are picked up by the wax and identified chemically. Milwaukee- Police Department- Bureau of Identification. Wax.

Photo is dated 1954.

Photo measures 8.25 x 10.25 inches.

Photo back: