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:
Frank Wesson Patent drawing. en Patent drawings of breech opening mechanism and slotted link for controlling opening of rifle Model shown is Frank Wesson two trigger commonly called tipup model Original US Patent Office americanfirearms Frank drawing Frank Wesson PDUSGov Uploaded with Drawings of firearms Early firearms