Submarine and anti-submarine
by Sir Henry John Newbolt, and dated 1918.Well illustrated.
http://www.archive.org/details/submarineantisub00newbuoft


Submarines: the "Monge"--the "H.3"--the "U.C.12"--Ours ..
by Guido Milanesi, dated 1916. Illustrated.
http://www.archive.org/details/submarinesmonget00milarich

From the Canadian Libraries Internet Archive.
Joe