Ice atlas of the northern hemisphere.
Series: Pub -- no.550.; Pub. (United States. Defense Mapping Agency. Hydrographic/Topographic Center) -- no.550.; Pub. (United States. National Imagery and Mapping Agency) -- no.550.
Published: 1946
Place of publication: Washington, D.C
Language: eng
Number of pages: 105
Subjects: Ice -- Northern Hemisphere -- Maps.
Genres: Maps.
Notes: Title from cover.

"Formerly H.O. Publications no.550."