Subject
- Book industries and trade1
- Booksellers' catalogs1
- Causes1
- Christian literature1
- Concentration camps1
- Concerts1
- Conscientious objectors1
- Diaries1
- Diplomatic relations1
- Ecumenical movement1
- Enlightenment1
- Expressionism1
- Expressionism in literature1
- Foreign relations1
- Frank, Hans, 1900-19461
- Frankfurter Buchmesse1
- Freemasons1
- Georg Olms Verlag1
- German diaries1
- German imprints1