Wham! A Shell froma 105-mm Infantry Howitzer Speeds after Retreating Nazis
This gun crew is opening up on the Germans near Carentan, Normandy, as Yank troops burst from the penninsulat to drive eastward toward Paris. More effective than the famous 75-mm of World War I is this mobile artillery piece, imporant element of an infantry regiment's fire power.
From a 1944 article in National Geographic.