O.P. Pearson 1952 1 journal Rio arriba Co, New Mexico. Sept.3 6 mi. E Truchas, 10,000ft., Left Santa Fe about 10 a.m. after talking to National Park Service people and the National Forest Hdytn - both of whom were little helping directing me to high country. Took a road into the Sangre de Cristo mtns. but before thin piñon-juniper, yellow pine, fir, then stopped a little beyond Borrego (end of road) in yellow pine. Didn't seem to be very high nor near the high peaks, so went out again and in the road towards Truchas Peak from the town of Truchas - This road goes up a nice little canyon with stream thru yellow-pine into fir-spice-aspen. Made camp near a wet meadow at end of road in fir, spice, aspen. A few new-occupied log cabins here and fields of oats?, barley?, wheat?, potatoes, and a legume. Altitude (by altimeter) says 10,000 ft. some yellow pines to older. Several bats flew up canyon at dusk, most of them flying straight. Shot one, a red bat? Jacklighting saw nothing. Full moon, clear. Put out about 24 Musam Species down an older trail, across a wet meadow, and along the edge of spice-aspen. Sept.4 Caught 1 Porep and 3 Micratus overnight. Set 5 gobber traps in the morning and 2 stick traps. During the day caught two chipmunks, # gophers, and 5 Micratus! But shooting again at dusk and got 2 Mygatus and 1 not yet retrieved. Temp. 41° at 5:45 a.m. Sept.5 A few Micratus in traps plus (chipmunks. Day mostly sunny. Walked about 1 mile into the canyon. Chickarees more