1937–1938
R. K. Mellon Family Foundation, 1928
Charles Isaacs Photographs, 1975
Charles Isaacs Photographs, 1855
Charles Isaacs Photographs, 1970
Charles Isaacs Photographs, 1860
Charles Isaacs Photographs, 1854
R. K. Mellon Family Foundation, 1931
Charles Isaacs Photographs, 1866
Charles Isaacs Photographs, 1870
![Sin título (Milicianos en un trinchera) (Untitled [Militiamen in a trench])](https://api.nga.gov/iiif/0d266bb0-ea84-4931-bf2b-caae2302efd3/full/843,/0/default.jpg)
