152 time underground 1½ hrs. [Another anon. entry. Guessing at Mike Martin ed.] New cave discovered near 151. Draught a gale. Drops down 8m pitch to snow ledge then down snow slope to 20m depth. Down further 1.5m climb and past ice formation. Turn left down 45° scree, squeeze behind boulder and drop down hole into rift with boulder floor. Reach T junction at chamber with 3 jammed boulders, turn right to 2nd pitch, approx 8m.