Museums
| Name | Country
  | State | City | Updated by | Date |
|---|---|---|---|---|---|
| Private collection: Helene Klappenbach Richter | USA | Unknown | Anonymous | 10/09/2012 | |
| Roberson Museum and Science Cener | USA | NY | Binghamton | Anonymous | 10/02/2012 |
| Robert Rice Gallery | USA | TX | Houston | Anonymous | 10/10/2012 |
| Robert W. Skinner, Inc | USA | MA | Marlborough | Anonymous | 10/09/2012 |
| Private collection: Mr.& Mrs. Summerfield Roberts | USA | TX | Dallas | Anonymous | 10/09/2012 |
| Private collection: Charles J. Robertson | USA | D.C. | Washington | Anonymous | 10/09/2012 |
| Rockwell Museum of Western Art | USA | NY | Corning | Anonymous | 10/02/2012 |
| Roger King Gallery of Fine Art | USA | RI | Newport | Anonymous | 10/02/2012 |
| Private collection: Mr.& Mrs. Alvin Roscow | USA | Unknown | Anonymous | 10/09/2012 | |
| Private collection: Gary & Judith T. Rosenblatt | USA | NJ | Teaneck | Anonymous | 10/09/2012 |
Artists
| Name | Info | Years | Updated by | Date |
|---|---|---|---|---|
| Rowse, Samuel Worcester | 1822 - 1901 | Anonymous | 03/20/2012 | |
| Ryder, Platt Powell | 1821 - 1896 | Anonymous | 04/10/2012 | |
| Ryder, Chauncey F. | 1868 - 1949 | Anonymous | 05/22/2012 | |
| Sharp, Joseph H. | 1859 - 1953 | Anonymous | 12/23/2012 | |
| Smith, Henry Pember | 1854 - 1907 | Anonymous | 05/22/2012 | |
| Smith, Russell | 1812 - 1896 | Anonymous | 05/22/2012 | |
| Snell, George | 1820 - 1893 | Anonymous | 05/22/2012 | |
| Stiepevich, Vincent G. | 1841 - after 1910 | Anonymous | 04/07/2012 | |
| Strean, Maria Judson | 1866 - 1949 | Anonymous | 05/22/2012 | |
| Waite, A. P. | Active ca. 1850 | Anonymous | 06/04/2012 |
