German <a href="https://en.wikipedia.org/wiki/7.5_cm_leichtes_Infanteriegesch%C3%BCtz_18" class="extiw" title="en:7.5 cm leichtes Infanteriegeschütz 18">7.5 cm leichtes Infanteriegeschütz 18</a> (7.5 cm light infantry gun model of 1918) and crew.
Sendker
circa. 1930s
alte Postkarte