Minutes of proceedings of the Royal Artillery Institution (1858)
Great Britain. Army. Royal Artillery Institution · Woolwich, Eng., : The Institution · leaf 571
eyed plate, 7 in. thick, on February 12th, defeated and broke up Carpenter and Wheeler Sterling 6-in. projectiles, with 1,620 and 1,821*5 f.s. striking velocity and 1,820 and 2,287 foot tons energy. One fine surface crack was made. The figures of merit thus established are 1*4 and 1*7 and the… … Fig •
Artillery -- Periodicals · Artillery -- Great Britain -- Periodicals
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
