Ghetto watch cap that belonged to Fritz Joseph, an inmate at Theresienstadt ghetto/labor camp who worked as a policeman there in 1944. Fritz and his wife, Betty, were deported from the Netherlands to Bergen-Belsen concentration camp in July 1943. At the end of the year, they were sent to Theresienstadt. Then, at the end of 1944, they were transported to Auschwitz. Fritz was next sent to Meuselwitz labor camp where he was liberated by US troops on May 7, 1945. He was reunited with Betty and they returned to the Netherlands.