Collector
- R. B. Bernard4 objects
- R. B. Cregar3 objects
- R. D. Pugh1 objects
- Rachel Gould Mossman10 objects
- Ralph C. Shanks2 objects
- Ralph K. Davies2 objects
- Ralph L. Beals13 objects
- Raymond B. Wilson18 objects
- Raymond W. Ickes1 objects
- Relatives of Mrs. Julius H. Freitag1 objects
- Renaldo "Ronald" Maduro6 objects
- Richard L. Greene1 objects
- Richard Lerner5 objects
- Richard Seaton2 objects
- Robert Addison1 objects
- Robert E. Jones1 objects
- Robert E. Shore2 objects
- Robert Fleming Heizer741 objects
- Robert I. Orlins1 objects
- Robert Johnston1 objects