Museums
| Name | Country
  | State | City | Updated by | Date |
|---|---|---|---|---|---|
| Hamilton Auction Galleries | USA | WA | Tacoma | Anonymous | 08/08/2012 |
| Hammer Galleries | USA | NY | New York | Anonymous | 08/08/2012 |
| Private collection: Dr.& Mrs. T. Edward Hanley | USA | PA | Bradford | Anonymous | 10/09/2012 |
| Hartford Steam Boiler Inspection and Insurance Company | USA | CT | Hartford | Anonymous | 08/08/2012 |
| Harvard University Art Museums, Portrait Collection | USA | MA | Cambridge | Anonymous | 10/09/2012 |
| Hawthorne Fine Art, LLC | USA | NY | New York | Anonymous | 08/11/2012 |
| Henry Francis du Pont Winterthur Museum | USA | DE | Winterthur | Anonymous | 08/11/2012 |
| Private collection: Mrs. John L. Hess | USA | CT | New Canaan | Anonymous | 10/09/2012 |
| High Museum of Art | USA | GA | Atlanta | Anonymous | 08/11/2012 |
| Hirschl & Adler Galleries | USA | NY | New York | Anonymous | 08/06/2012 |
Artists
| Name | Info | Years | Updated by | Date |
|---|---|---|---|---|
| Kaelin, Charles Salis | 1858 - 1929 | Anonymous | 11/12/2012 | |
| Kahle, Julie | 1858 - 1931 | Anonymous | 05/17/2012 | |
| Kane, John | 1860 - 1934 | Anonymous | 07/27/2012 | |
| Lang, Charles Michael Angelo | 1860 - 1934 | Anonymous | 05/18/2012 | |
| Lehr, Adam | 1853 - 1924 | Anonymous | 05/17/2012 | |
| Lockwood, William | 1834 - 1847 | Anonymous | 05/17/2012 | |
| Loeb, Louis | 1866 - 1909 | Anonymous | 05/17/2012 | |
| MacDonall, Angus Peter | 1876 - 1927 | Anonymous | 04/02/2012 | |
| Morrison, Hal | 1848 - 1927 | Anonymous | 05/17/2012 | |
| Nyholm, Arvid Frederick | 1866 - 1927 | Anonymous | 03/31/2012 |
