On the rocky summit of Pike's Peak, Colorado, ca.1890-1930 

Panoramic view from the summit of Pike's Peak, near Colorado Springs, Colorado, ca.1890-1930 

Painting of Mount Lowe Railway track and Echo Mountain House, [s.d.] 

Rocky brook in a mountain canyon, ca.1900 

Mining hoist in the Rocky Mountains, Canada, ca.1900-1930 

Caravan of cars in a mountain pass, possibly Cramer Canyon and the San Bernadino Mountains, ca.1940 

Horse-drawn wagon on a road through the Gaviota Pass, Santa Barbara County, California, ca.1900-1940 

Panoramic view of Cahuenga Pass, looking north from Melrose, Hollywood, ca.1915 

Painting (?) of Carrizo Gorge in San Diego, ca.1900 

A dry wash in the mountains, ca.1900 

Three mountaineers making their way up a snow pass, [s.d.] 

A train of the Southern Pacific Railroad passing over a trestle and into a snow shed in the mountains, California, ca.1909 

Panoramic view of Cahuenga Pass, Mount Hollywood, and the San Fernando Valley, Hollywood, ca.1915 

Train passing through a railroad snow shed and onto a tressel in the mountains at Cisco, ca.1910 

Painting by John M. Gamble, depicting a field of California poppies with a mountain in the background, ca.1920 

Gateway to the Garden of the Gods, Colorado, [s.d.] 

Mount Lowe Railway painting, California, [s.d.] 

Painting of Mount Lowe, [s.d.] 

The Sierra Madre Mountains 

Noble Creek Falls in the San Bernardino Mountains, 1890