Artillery training : Electrical devices / War Office. Vol IV / @War Office. Part I: A.A. Gunnery / @War Office British artillery weapons and ammunition, 1914-1918 / [by] I. V. Hogg and L. F. Thurston Identification list for ordnance, B.L. 5.5-inch, Mark III and ordnance, B.L. 4.5.-inch mark II on carriage, 5.5-inch or 4.5-inch gun, mark I Garrison artillery training : Vol. I: Coast Defence Catalogue of War Office Publications. (Authorized Scales of Issue and Code Numbers. Part I. Military. WO 1703
