File:12inchCPCMkVIIAShellDiagram.jpg

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Diagram of British shell, 12 inch Mk VIIA Common Pointed with Cap (CPC), 1912, Naval service.
Has specially hardened point, intended for armour penetration and also carries large bursting charge. "Semi-armour-piercing".
Due to possibility of cracks from hardening process, bursting charge is enclosed in a copper container, which also necessitates a removable base for the shell.
Takes Base percussion fuze large, bronze, No. 15.
Length 49.2 inches, diameter 11.965 inches, weight filled & fuzed 850 lbs.
For use with the following naval guns :

Date data correct as at 1 August 1914
Source

Plate XX, pages 163, 167 in "Treatise on Ammunition" 10th Edition 1915.


Facsimile reprint by Imperial War Museum and Naval & Military Press, 2003.
Author War Office, UK
Permission
(Reusing this file)		 Crown Copyright expired (50 years)


Public domain
This work created by the United Kingdom Government is in the public domain.

This is because it is one of the following:

  1. It is a photograph taken prior to 1 June 1957; or
  2. It was published prior to 1974; or
  3. It is an artistic work other than a photograph or engraving (e.g. a painting) which was created prior to 1974.

HMSO has declared that the expiry of Crown Copyrights applies worldwide (ref: HMSO Email Reply)
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See also Copyright and Crown copyright artistic works.

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current06:24, 31 March 2008Thumbnail for version as of 06:24, 31 March 2008522 × 1,000 (78 KB)Rcbutcher (talk | contribs){{Information |Description=Diagram of British shell, 12 inch Mk VIIA Common Pointed with Cap (CPC), 1912. |Source=Palte XX in "Treatise on Ammunition" 10th Edition 1915. <br>Facsimile reprint by Imperial War Museum and Naval & Military Press, 2003. |Date=

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