Unpublished paper, 'On the rifle ball' by C A Holdstock Holdstock explains that 'for many centuries a sphere has been regarded as the best form for military projectiles, but many persons skilled in gunnery have been induced to doubt if it is the solid best adapted to fly to the mark'. He outlines Dr Hutton's research on elongated shot, discussing the defects of elongated shot before examining winged shot as an alternative. He records observations on experiments on projectiles. Includes a contents page. Subject: Ballistics Communicated by Alfred Smee. Written by Holdstock at 11 Hunter Street, London. 15 March 1843