. "Entrance to concentration camp memorial, 2019." . . . "Max Tschornicki" . . . "Political prisoners, Jehovah's Witnesses, Seventh-Day Adventists, Jews" . "Osthofen concentration camp" . "Osthofen" . . "Carlo Mierendorff" . "paper factory" . "Osthofen concentration camp" . . "March 1933\u2013July 1934" . . "Max Dienemann" . . . . . "3000" . .