Title: Der Hammer, Workers' Monthly, May 1934
Artist Display Name: Joseph Moissaye Olgin|Hammer Publishing Company|William Gropper|Freiheit Publishing Asa’n
Artist Display Bio: 1878–1939| |American, New York 1897–1977 Manhasset, New York| 
Artist Alpha Sort: Moissaye Olgin, Joseph|Hammer Publishing Company|Gropper, William|Freiheit Publishing Asa’n
Artist Wikidata URL: ||https://www.wikidata.org/wiki/Q972080|
Medium: Photomechanical relief print; first edition
Credit Line: The Elisha Whittelsey Collection, The Elisha Whittelsey Fund, 2023