1892, 1901: Durand-Ruel, 1892-1901 Box 4, Folder W955 – W958 Bookmark Collection Context Hill-Stead Museum Harris Whittemore, Jr. Trust Collection, 1879-1919…
1893, 1894, 1898, 1915: Mary Cassatt, 1893-1915 Box 4, Folder W952 - W954.a Bookmark Collection Context Hill-Stead Museum Harris Whittemore, Jr. Trust Collection, 1879-1919…
1893, 1894: James Inglis, 1893-1894 Box 4, Folder W1099 – W1101 Bookmark Collection Context Hill-Stead Museum Harris Whittemore, Jr. Trust Collection, 1879-1919…
1912: Knoedler & Co., 1912-1912 Box 4, Folder W1109 – W1109 Bookmark Collection Context Hill-Stead Museum Harris Whittemore, Jr. Trust Collection, 1879-1919…
1922: Anna Roosevelt Cowles, 1922-1922 Box 4, Folder W954.1 Bookmark Collection Context Hill-Stead Museum Harris Whittemore, Jr. Trust Collection, 1879-1919…
Apr 1892 – Feb 1896: Boussod-Valadon, 1892-1896 Box 4, Folder W944 – W951 Bookmark Collection Context Hill-Stead Museum Harris Whittemore, Jr. Trust Collection, 1879-1919…
Apr 1893 – Nov 1900: Spencer Borden, 1893-1900 Box 5, Folder W1397- W1400 Bookmark Collection Context Hill-Stead Museum Harris Whittemore, Jr. Trust Collection, 1879-1919…
Apr 1894 – Aug 1894: Alfred Pope, 1894-1894 Box 2, Object W507 – W515 Bookmark Collection Context Hill-Stead Museum Harris Whittemore, Jr. Trust Collection, 1879-1919…
Apr 1897 – Apr 1919: Durand-Ruel, 1897-1919 Box 5, Folder W1188 – W1200 Bookmark Collection Context Hill-Stead Museum Harris Whittemore, Jr. Trust Collection, 1879-1919…
Apr 1901 – Aug 1901: Alfred Pope, 1901-1901 Box 3, Folder W634 – W640 Bookmark Collection Context Hill-Stead Museum Harris Whittemore, Jr. Trust Collection, 1879-1919…