Menner's collection includes many example disguises, which were formulated to help agents blend into everyday East German life. It's a stark contrast to the Nazi Gestapo's ominous black uniform, showcasing the insidious nature of the Stasi's integration into East German life. The photographs were shown at Stasi seminars, as a guide for undercover operatives. "The sad thing is they had to try hard to dress up like ordinary citizens. Something that normally should come easily."