"No restrictions on access"@en . "Addressed in ink to\"Herrn Heinrich Potischel (sp?) Wien XII Hauptstrasse \" with one 4-cent Deutsches Reich stamp and nine 12-cent anti-Nazi stamps attached. Also has five ink stamps dated 8.IV.43."@en . . . . "1943 April 08" . . "Stamped envelope"@en . "Addressed in ink to\"Herrn Heinrich Potischel (sp?) Wien XII Hauptstrasse \" with one 4-cent Deutsches Reich stamp and nine 12-cent anti-Nazi stamps attached. Also has five ink stamps dated 8.IV.43."@en . . "irn9855" . "The envelope was donated to the United States Holocaust Memorial Museum in 1995 by Jack Mendelsohn"@en . .