British Antarctic Territory ice thickness map, scale 1:500,000.
British Antarctic Survey.
Crabtree, R. D.
Thames Cartographic Services.
Cambridge, England : British Antarctic Survey, Natural Environment Research Council,
1983.
Depths shown by gradient tints and isolines.
"Ice thicknesses and bedrock elevation from results of radio echo sounding by British Antarctic Survey 1966-1975."
"Base map from British Antarctic Territory Geological Map scale 1:500,000 Alexander Island. Series BAS 500G sheet 4 Edition 1."
Includes 3 "Flight path index maps," text, chart, location map, and notes.
Ice
Ice sheets
Glaciers