Solid shot, spherical case, grape, and canister.

11. About what are the weights of the different guns?

6-pdr., 884 lbs.; brass 12-pdr., 1,757 lbs.; iron 12-pdr., 3,590 lbs.; 18-pdr., 4,913 lbs.; 24-pdr., 5,790 lbs.; 32-pdr., 7,200 lbs.; 42-pdr., 8,465 lbs.

12. Give the entire length of the several guns?

6-pdr. field-gun, 65.6 inches; 12-pdr. field-gun, 85 inches; 12-pdr. iron gun, 116 inches; 18-pdr., 123.25 inches; 24-pdr., 124 inches; 32-pdr., 125.2 inches; 42-pdr., 129 inches.

28]

PART I. SECTION III.
ON HOWITZERS.

1. What is a Howitzer?

A chambered piece, of larger calibre than a gun of like weight, and mounted in a similar manner.

2. What form of chamber is given to howitzers?