(Koppel), Sailed January 19, 1938 aboard the President Roosevelt; Served with the XV BDE, Lincoln-Washington BN, Co. 2, rank Cabo. Wagner Labor Archives. Elmer Holmes Bobst Library, 70 Washington Square South, New York, NY 10012, New York University Libraries.
Valentin Koppel, Lincoln-Washington, May 1938. The 15th International Brigade Photographic Unit Photograph Collection; ALBA Photo 11; ALBA Photo number 11-0210. Tamiment Library/Robert F.