Series IX: Conferences.
Language of Materials
English.
International Planning Conference, Mexico City, 1930s, inclusive
Box: 2, Folder: 28 (Material Type: Mixed Materials)
"Marxism-Leninism 1820-1970," Berlin, East Germany, 1970, inclusive
Box: 2, Folder: 29 (Material Type: Mixed Materials)
"Karl Marx and His Time," Berlin, East Germany, 1983, inclusive
Box: 2, Folder: 30 (Material Type: Mixed Materials)
Unidentified, Berlin, East Germany, undated, inclusive
Box: 2, Folder: 31 (Material Type: Mixed Materials)
