Hart, Alfred A.

Summit tunnel, before completion. Western summit, altitude 7,042 feet

Shaft house over Summit Tunnel, American Peak in distance

Anderson Valley and Devil's Peak, from Emigrant Mountain

Summit Valley, from Emigrant Mount. Alt. 8,200 feet, looking toward Cisco

Summit of Castle Peak, from the northwest

Summit of Castle Peak, 10,000 feet altitude

Castle Peak, a western summit, 10,000 feet altitude

Summits of Sierras, 8,000 to 10,000 feet alt.

Upper Cisco, Rattlesnake and Yuba Mountains

Meadow Lake, 6,800 elevation; Knickerbocker Hill and Old Man Mountain

Old Man Mountain. Near Meadow Lake, altitude 7,500

South Yuba Valley and summit, from Black Butte

Black Butte, 91 miles from Sacramento

Foot of Black Butte, above Crystal Lake

Railroad, below Cisco and Crystal Lake

Prospect Hill Cut. 150 feet deep, 74 feet wide

Lost Camp Spur Cut, 80 miles from Sacramento

Frame for snow covering, interior view

Cement Ridge, Old Man Mountain in dist.

Miller's Bluffs, near Crystal Lake. Old Man Mountain in distance

Echo Point, opposite Crystal Lake, looking west

Bloomer Cut, birdseye view. 63 feet deep, 800 long

View on Donner Lake. Altitude 5,964 feet

Donner Lake, 110 miles from Sacramento. Eastern summits 25 miles distant