Papers relating to gunnery innovations made by Hubert Edward Dannreuther description, drawings and correspondence related to a modified system of training gear for 6 inch P. IV mountings, 23 Feb - 29 March 1910
Papers relating to gunnery innovations made by Hubert Edward Dannreuther including; a description and photographs of a Turret Shooting Teacher and fitted to HMS RAMILLIES, undated and related Admiralty letter, 13 Feb 1906; copy of an Admiralty letter, 9 July 1909 regarding a fitting for gun sights; rough description of an auto-look "variable pointer" corrector for difference of M. IV due to speed of ship and bearing of the enemy, undated; description, drawings and correspondence related to a modified system of training gear for 6 inch P. IV mountings, 23 Feb - 29 March 1910 and undated; and voice and stethoscope system of control, undated.