2023-06-152023-06-151972-11/19https://hdl.handle.net/2346/94599Illustrated with photographs and endpaper maps.43 pdf pages.application/pdfPublic Domain, Open for Research.Antarctica Research PeriodicalsAntarctica PeriodicalsNational Science Foundation (U.S.). Office of Polar ProgramsAntarctic Journal of the United States, Volume 7, Number 6, November/December 1972 .Text38161315