Subject
- Red Star Line1
- Refrigeration and refrigerating machinery2
- Refugees20
- Registers (Lists)2
- Registers of births, etc.1
- Rehbock, Theodor Christoph Heinrich, 1864-19501
- Rehbock, Theodor, 1864-19501
- Reichardt, Konstantin, 1904-19763
- Reichsvertretung der Deutschen Juden1
- Reinders, Willem, 1874-19491
- Reinfurth, Elsa1
- Reis, Alfred J., 1882-195124
- Reis, Herbert1
- Reiss, Lionel S. (Lionel Samson), 1894-1
- Relativity (Physics)1
- Rembrandt Harmenszoon van Rijn, 1606-16691
- Remmele, Adam, 1877-19511
- Report cards1
- Research3
- Residenz zu Würzburg1