This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
. mm Japanese navy. cutaway showing Japanese Navy mm rimed rounds as fired by the Type and Type machine guns copies of Vickers and Lewis designs The round is effectively interchangeable with British TM Japanese explosive ordnance Departments of the Army and the Air force PDUSGov mm Japanese Bullets Cutaway diagrams