White Fir and Red Fir trees on Patterson Mountain. Mixed stand of white fir (Abies concolor) and red fir (Abies magnifica) 7000 ft. elev. at Log Cabin Mdw. on Patterson Mt. in drainage of North Fork of Kings River, Sierra National Forest, California. Photo by C.L Hill, 1913. The tents were the quarters of the National Forest timber survey party, then working that area."