2021-12-082021-12-081976https://hdl.handle.net/2346/8835176 pdf pages.application/pdfenPublic Domain, Open for Research.National Science Foundation (U.S.). Office of Polar ProgramsAntarctica Research PeriodicalsAntarctica PeriodicalsAntarctic Journal of the United States, Volume 11, Number 2, June 1976.Text38161315