@. Heading at ground level 30 meters from talus slope. meam 0.145+.008 -n8/br. £. Seadnngs at ground level 4D meters from talus slope. {? Ils021 mR/ir. . Readings of O.f wR/hr found at 11,900° — snow welt basin - Tlevelamt Ridge -— 1 Seprember 196: a Top of ridge. Bb S Background 0.13 eR/hr. Weer end of inke amd bottom of rock slide. Ker meadow bepeeem lake and rock slide. Background 0.15 mR/hr. East side of Lake Fork From base of Mr. Lovenia to base of Mr. Wilson. - & Seprember [963. a Readirg with E-SIM probe in contact with soil ar base of f. Lower are2z than (a) where heavy wash-off had occurred OS - O.7 mk/br. «- large sloping rock - 0.6 mR/hr. feading with E-510 probe in contact with soil, 100 yards higher om slope than (a) 0.6 - 0.9 mR/hr. sertert cor ISG i. Upper Ottoson Cirque - 3 September 1964. =z Sackgronnd reading - 1 meter above surface, beta shield elased. 0.0302.008 mi/hr.. b. ’ Soil surface, base of sloping rock two meters square surtice for runoff. Beta shield open, at contact of soil and rock. 0.495+..064 mi/hr. c. Soil surface one decimeter from rock - same location. 0.-25Sr.060 mR/hr. °