Footnotes:
[1] The Pallas and Research were sold out of service in 1880.
[2] By increasing the displacement of this type thirty tons, an increase of speed of two knots has been obtained, a 4-inch stern-gun mounted, and the boats made perfectly seaworthy.
[3] See cut, page 203.
[4] See cut, page 199.
[5] See cut, page 201.
[6] See cut, page 202.
[7] See plate Part IV. French Barbette Turret.
[8] See page 299.