[48] Lieut. Colwell, U.S.N., in “Recent Naval Progress.”

[49] See [Notes] for later ships.

[50] [See Notes, page 227].

[51] [See Notes, page 185].

[52] [See Notes, p. 257].

[53] Complete.

[54] Building at South Boston and West Point.

[55] It is probable that the battery of the battle-ship will be two 6-inch, two 10-inch, and two 12-inch guns.

[56] Probably.

[57] From Army and Navy Gazette, February 27, 1886.