Museums
| Name | Country | State | City | Updated by | Date |
|---|---|---|---|---|---|
| Newark Museum | USA | NJ | Newark | Anonymous | 09/27/2012 |
| Newcomb Art Gallery | USA | LA | New Orleans | Anonymous | 09/27/2012 |
| Private collection: Mr.& Mrs. Harold W. Nichols | USA | Unknown | Anonymous | 10/09/2012 | |
| North Carolina Museum of Art | USA | NC | Raleigh | Anonymous | 09/27/2012 |
| Private collection: O'Brien, Cornelius | USA | IN | Lawrenceburg | Anonymous | 10/09/2012 |
| Private collection: O'Nan, Mildred Cook | USA | OH | Cincinnati | Anonymous | 10/09/2012 |
| Oakland Museum of California | USA | CA | Oakland | Anonymous | 09/27/2012 |
| Olana | USA | NY | Hudson | Anonymous | 09/27/2012 |
| Old Print Shop | USA | NY | New York | Anonymous | 10/09/2012 |
| Old State House Museum | USA | MA | Boston | Anonymous | 02/10/2012 |
Artists
| Name | Info | Years | Updated by | Date |
|---|---|---|---|---|
| Walker, Henry Oliver | 1843 - 1929 | Anonymous | 05/15/2012 | |
| Waltensperger, Charles E. | 1870 - 1931 | Anonymous | 05/15/2012 | |
| Weber, Sarah Stilwell | 1863 - 1935 | Anonymous | 12/27/2012 | |
| Weir, John Ferguson | 1841 - 1926 | Anonymous | 05/15/2012 | |
| Weldon, Charles Dater | 1855 - 1935 | Anonymous | 10/13/2012 | |
| Woodhouse, C.L. | Active ca. 1869 | Anonymous | 02/20/2012 | |
| Zogbaum, Rufus Fairchild | 1849 - 1925 | Anonymous | 12/14/2012 | |
| Phillips, Clarence Coles | 1880 - 1927 | Anonymous | 10/13/2012 | |
| Relyea, Charles Mark | 1863 - 1932 | Anonymous | 05/22/2012 | |
| Rhead, Louis John | 1858 - 1926 | Anonymous | 05/20/2012 |
