"Originally published 1942-1944 by the U.S. Division of Naval Intelligence as ONI 41-421, Index to all Japanese naval vessels; ONI 41-42, Japanese nav...
"Originally published 1942-1944 by the U.S. Division of Naval Intelligence as ONI 41-421, Index to all Japanese naval vessels; ONI 41-42, Japanese naval vessels; ONI 220J, Japanese submarines; and ONI 225J, Japanese landing operations and equipment"--Verso of t.p.