Creator
- Paul, Theodor, 1862-19282
- Pettersson, Otto, 1848-19412
- Pfeiffer, Paul, 1875-19512
- Raab, Friedrich2
- Rehbock, Theodor, 1864-19502
- Riffarth, Heinrich2
- Rothmund, Viktor, 1870-19272
- Russian War Relief, Inc.2
- Städtische Galerie im Städelschen Kunstinstitut Frankfurt am Main2
- Stebbins, Ernest Lyman, 1901-19872
- Strauss, Leon2
- Svedberg, Theodor, 1884-19712
- Tausig Service Corporation2
- The Blue Card2
- Thomas, Abel Cary2
- Trömel, G.2
- United Service Organizations (U.S.)2
- United States Postal Service2
- United States. Bureau of Immigration2
- United States. Consul General (Stuttgart, Germany)2