NEW SERIES. VOL. V.---NO. 18. Weight of projectile 8 tbs. Improved Cannon and Projectiles. pressed in a warm mold corresponding with the lands, Weight of powder 1-10th weight of projectile. On another page will be founda communication grooves and twist of the rifling, enters very easily. Elevation…
Internet Archive · Public domain (published before 1931). Free to use for anything.