![](http://www.alamy.com/thumbs/6/0E96C8AE-8ABD-477F-9D49-B99B2BCC5C62/2RCMW5N.jpg)
soldiers at Edgewood Arsenal, Maryland fill trenches during World War I. This image, numbered 60260, was taken on March 20, 1918. It shows members of the Chemical Warfare Service engaged in this activity as part of their wartime efforts.
Size: 8456px × 5800px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: #41, .., 141, 188ud, 2-19-1921, 3-20-18, arbe, arsenal, chemical, description, edgewood, fill, filling, hughes, maryland, notes, photographer, pilling, reco, service, sta, symbol, trenches, warfare