47. What pieces go on the same carriage?
The 32-pound gun, and 8-inch howitzer. All other pieces have separate carriages.
48. How many sizes of rollers are used?
Two: one for the carriages of the 12, 18, and 24-pounders; the other for the remaining carriages.
49. Are cap-squares used with these carriages?
No.
50. What other purposes do the wheels subserve besides assisting in manœuvering the gun-carriage?
In transporting the piece on its carriage for short distances, as from one front of a fort to another.
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51. Describe the chassis.