2021-12-082021-12-081979https://hdl.handle.net/2346/8833824 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 14, Number 4, December 1979.Text