Table 63—ANTARCTIC SNOW (Snow cores and surface snow samples collected in Antarctica during January and February 1955) Sample No. Depth, ft Volume, liters Sr°°/liter, dis/min A. Snow core, Admiral Byrd Bay, 69°34’S, 00°41’W, collected Feb. 19, 1955; core cross section: 7 x 7 in. CL CL CL CL CL CL 605 606 607 602 603 604 0-1 1-2 2-3 3-4 4-5 5-6 3.37 3.16 2.96 3.96 3.37 3.70 1.95 + 0.20 1.7 +0.2 0.48 + 0.04 0.90 + 0.06 =0.48 0.29 + 0.03 B, Snow core, Little America I, 78°S, 170°W, collected Jan. 15, 1955; core cross section: 7 x 7 in. CL CL CL CL 608 609 610 611 0-1 1-2 2-3 3-6 2.67 2.56 2.96 7.65 0.34 + 0.10 1.35 + 0.26 0.56 +0.1 = 0.30 C. Surface samples, 0—8-in. depth. Sample No. Location CL 612 Near Quonset, Little CL 613 CL 614 America II ¥, mile E. Little America Ol 6 miles inland on Collection date Volume, liters Sr/liter, dis/min 1/15 11.30 3.2 + 0.3 1/17 15.85 3.14 0.7 5.44 $.3 40.5 February ice shelf, Atka Bay, 70°35’S, 0B°OR’W 143