4 maps on 1 sheet : color ; 28 x 51 cm, sheet 71 x 111 cm
OCLC
on1003047814
Cartographic Data
Scale not given
"Engraved and lithographed 1928."
"85.29" -- upper right margin.
"Zsc 1929" -- lower right margin.
"2930."
Sea surface temperatures for the month of January -- Sea surface temperatures for the month of April -- Sea surface temperatures for the month of July -- Sea surface temperatures for the month of October.