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:
Type mm Mountain Gun. Japanese Type mm mountain gun Scanned from cite book Rottman Gordon Dr Duncan Anderson consultant editor Japanese Army in World War II The South Pacific and New Guinea Osprey Oxford and New York ISBN Source states that photo is from the National Archives PDUSGov Type cm Mountain Gun