Two undergraduates will be aboard Commander Donald B. McMillan's Arctic exploration schooner "Bowdoin" when if calls June 21 from Boothbay Barbor. Maine, for an 8000 mile cruise to Greenland.

Arthur J. Boncot '49 of Leverett House and Germantown, Pa., and Peter B. Roll '48 of Lowell House and Scarborough, N. Y., will join 72-year old McMillan and his crew of 14 in the northern track to chart the seaward move of four massive glaciers which end in Baffin Bay.

After observing the glaciers and attempting to record their speed, the expedition, under the flag of the Chicago Geographical Society, will head southward in a race to clear Baffin Bay before icefields form.