John French Sloan by Gertrude Käsebier, c. 1907, platinum print, from the National Portrait Gallery - NPG-NPG 78 246, circa 1907

John french sloan by gertrude käsebier, c. 1907, platinum print, from the national portrait gallery which has explicitly released this digital image under the cc0 license. (https://npg. Si. Edu/object/npg_npg. 78. 246). Date: circa 1907.