数量59 p. fold. chart. 28 cm.
一般注記Cover title.
Data compiled June 21-Aug. 29, 1955, during participation in the North Pacific Oceanographic Expedition (NORPAC expedition) .
"Papers to be submitted to the Conference on Pacific Oceanography held in Honolulu 13 to 17 February 1956."
"Correction of data presented...May 1956" (8 l.) inserted.
"Sight records on sea-birds, marine mammals, etc." from the compilers Programme of investigations and records of eye observations of sea birds and mammals: fold. table in pocket.
Errata slips inserted.