The photograph shows a method of elevating a 240mm trench mortar, specifically a Stokes mortar, at Aberdeen Proving Grounds in Maryland. The photo was taken by a photographer for the Signal Corps on May 29, 1918. The caption notes that this photo is not for publication and provides a reference number.

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Size: 9178px × 6297px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 111-sc-, 111-sc-10534, 1918, 240mm, aberdeen, activities, america, american, corps, description, elevating, ground, maryland, method, military, mortar, notes, photograph, photographer, proving, publication, signal, states, stokes, sumber, trench, united, war, world