Average ice conditions, Ross Sea, 1955-1960, mid-October through mid-March.

I tiakina ki:
Ngā taipitopito rārangi puna kōrero
I whakaputaina: [1960].
Kaituhi rangatōpū:
Ngā marau:
Hōputu: Pukapuka
Whakaahuatanga
Whakaahuatanga ōkiko:[22] leaves : maps ; 30 cm.
Ngā tuhipoka:"10 October 1960."
"H.O. 17066"
Unpublished typescript. Chiefly maps.
"U.S. Navy Hydrographic Office"--Cover.
Bib#: 687675
Reo:English
Bib#:687675