1906
Sidney Janis, 1912
Robert von Hirsch, 1893
Ambroise Vollard, 1886
Ambroise Vollard, 1880
Ambroise Vollard, 1905
Ambroise Vollard, 1897
Ambroise Vollard, 1899
Ambroise Vollard, 1893
Ambroise Vollard, 1889
Sarnoff, Stanley J., Mrs., 1878
![Study of a Rock [verso]](https://api.nga.gov/iiif/101a64f4-b845-4a7d-8271-65cf166514a5/full/843,/0/default.jpg)
