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:
M Solder's Handbook WW. Solder's Handbook WW version lossless in original resolution is available en Diagram showing the various parts of the pistol Original caption Figure Longitudinal section of pistol showing component parts in assembled position Soldier's handbook online at ibiblio org pdf US WAR DEPARTMENT UNITED STATES