Elswick 4-7 field gun - Page's Magazine 1902
Резюме
Photo of Elswick 4.7 inch QF gun in field mounting. The gun was credited with a muzzle velocity of 2,188 foot seconds and an energy of 1,494 foot tons. From Page's Magazine No. 3, September 1902, page 268, stored at archive.org.
Дата
1902
Источник
Internet Archive
Информация о правах
public domain