Image: BL 6-inch Mk II gun diagram
Description: Diagram showing barrel dimensions of British BL 6 inch Mk II naval gun.
Title: BL 6 inch Mk II gun diagram
Credit: "Treatise on Service Ordnance".
Author: War Office, UK
Permission: This work created by the United Kingdom Government is in the public domain. This is because it is one of the following: It is a photograph taken prior to 1 June 1957; or It was published prior to 1973; or It is an artistic work other than a photograph or engraving (e.g. a painting) which was created prior to 1973.HMSO has declared that the expiry of Crown Copyrights applies worldwide (ref: HMSO Email Reply) More information. See also Copyright and Crown copyright artistic works.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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