C. Koford 18 Journal Mexico. 1 November 1968 Arroyo del Horno, S. de Nde, Chihuahua. dawn. Calli canyon was in bottom (no. 3837). Closed Lake canyon bottom with Louis laurelly, large oaks. Returned to camp. 2 November 1968. Heavy frost. Back pain moderate. Departed 0915 w minimal gear and ascended to Mesa de los Venados via trail to NW of summit. Jumped a fine clinch in oak-grass area. Bolines in ripe madrones. Reaches the passa 1020. Saw w-b muthatch. Calm & clear (but always some haze). At humpin NE corner mesa 1055 (5.0 mi. estimate). Then to pass above Ojo de los Venados, where found a recent dropping of thorn, containing acorn shells & manzanilla seeds (photo). On a trail within 50yds. effect same - bears seem to prefer some route as humans; bottomy trails, edge near, passes. Continued E. atop divide (new ground forms). ascended to fine ring-grazed bunchgrass gentle slope w. open stand yellow x (Hairy woodpecker seen.) sugar-pines; about 10 acre mesa; few weeds. Down to a pass (could see roof of Jee calvin to S.), up to knoll of low oak brush, down to pass. Then found bear dropping, probably week old, all manzanita. Up another bump & down, then over rocky narrow peak, down to pass, & up final ascent to flattish top of Alto Mestizo. This mesa had been logged; bunchgrass + low oak brush mostly new. Inaccessible to livestock. Many small diggings as of shrubs. Direct view of plains & hills to N, & could see roof of Laguna Encilla. Probably about 9000'. Top reaches 1330', 7.5 mi. from camp. 1350', started down to N into A. delos Animas - steep, dry, open stand 50-100' conifers, & unlogged. Worked downstream near bottom. About 1500' wate commenced; intermittent pools. 1520', found bear dropping on each side streamed near aspens. One blocky w. acorn shells. Other also included manzanita & dry grasses. Both moldy but well formed. Soft ground for trails rare. Oak, oakly bunchgrass benches, small willow near streambed. By (Pygmy muthatch in scrifers.) 4p.m., stream running fairly continuously; fragments of built trail. Bear sign grazing. In wet sand found fresh track - probably Felis o Lupus.