Automobile road map from Foothill Boulevard to Camp Baldy thru San Antonio Canyon, 1931

Strip map of automobile routes between Los Angeles and Camp Baldy including Mountain Avenue, Euclid Avenue and Foothill Boulevard. Bounded by Mount Baldy (top), Upland (bottom), Claremont (left), Cucamonga Canyon (right). Due north is up. Principal features: municipalities, roads, railroads, road names, mileages, natural features, elevations. Other prominent locations: Snow Crest Camp, Hogback, Stoddard Camp, Angeles National Forest, San Bernardino National Forest. Printed at the bottom is "358". Printed at the bottom, outside the map itself, is "81" and "231". On verso is a description of the Auto Club's Touring Burea