P. PEARSON 1952 7:30 p.m. - 35° 5:45 a.m. - 22° 7:30 - 34° - 68% 9:30 - 47° - 52% 10:45 - 50° - 43% 11:15 - 52° 46% 1:00 - 54° 39% 2:00 - 54 27 3:00 - 53 36 4:15 - 48 38 6:00 - 37 60. 7:20 - 33° - 68% 8:15 - 32 - 69 afternoon mostly sunny. at 2:10 picked moment little crevice on sw face of big rocks by camp and found temp. of 42°C. Numerous other crevices in full sun in mid thirties. Quick-registering thermometer in sun = 21°C. Trafts caught mice opening. Evening clear, clear. April 24 Antelope bighorn sheep, (Abrocoma) abeona and three young deer in. 6:00 - 22° - 100%, 7:10 - 26 - 93 8:20 - 31 - 70 9:20 - 44 - 46 11:10 - 49° - 37% 12:20 - 51 - 32 2:20 - 52 - 17 3:15 50 - 24 4:40 - 47° - 35% cloudy 5:20 - 48. 35%. hail 6:45 - 37° clear still frost in box shadow at 10:10. Day with fewer clouds yesterday frozen with high temperature, then photos of meadows in afternoon. This is still the best meadow coloring I have seen. While sitting in the meadow colony waiting for sun for photos - crevice surrounded and littered by grates. This is the first time I have been bothered by insects on the skyshow. April 25 Up at 1 a.m. to look in mine tunnels, shot 1 yellow & gray fish in the canyon mine at same peak where I shot ground type out in Jan. on cliff side, small shelf, then built-up ramp of droppings remains of candle-droppings on a tea thistle bottle. Outertemp. was 23°F, temp. at nest was -1°C. Coul not return live until morning so didn't record temp. 1:00 a.m 23° 2:00 22° 6:15 22 7:25 - 30° 8:00 - 34° 8:25 - 38° 9:25 - 42° 10:50 - 48° (still frost in shadow clear) 11:40 - 49° 12:40 - 49° might clear and dry all clear. Another abrocoma on Antelope Triffle, and 2 sulphurine in Cord's near camp. Much stock grazing around camp (sheep, Alpacas, horses, + burros). Special structures at camp run N and S. Left 1 p.m. Saw no trace on way out to Paster Verde crossroad. Stopped at dusk a couple of miles east of Santa Rosa. laid out about 20 traps in rich grass-trot.