Houseworth, Thomas & Co.

Grading the Central Pacific Railroad. The cut at Owl Gap, Placer County.

Pullman's commissary car "Gem."

Looking out of the tunnel at Livermore Pass, Alameda County, Western Pacific Railroad.

The Summit Tunnel, 1,200 feet long, Livermore Pass, Alameda Co. looking through, Western Pacific Railroad.

The Summit Tunnel, 1,200 feet long, Livermore Pass.

View of the trestle work of San Antonio Creek, Western Pacific Railroad.

Western Pacific Railroad Pier, San Francisco Bay, looking from the ferry landing towards Oakland.

The trestle crossing San Antonio Creek.

Bloomer Cut, 63 feet deep.

C.P.R.R. train on Long Ravine Bridge.

Central Pacific Railroad.

Train rounding Cape Horn, view from the valley, 1,400 feet below.

Train rounding Cape Horn, view from the valley, 1,400 feet below.

C.P.R.R. train at Cape Horn.

Stone embankment at Cape Horn.

Rocky cut above Alta, and American River, 2,000 feet below.

Interior view of snow shed, C.P.R.R.

Snow sheds below Cisco, exterior.

Truckee River at Verdi, east of the Sierra Nevada mountains, Nevada, Central Pacific R.R.

Interior view of snow covering, Central Pacific Railroad.

A full team on the Sierras, from the Central Pacific Railroad.

Old Man Mountain, near Meadow Lake. Altitude 7,800 feet, Central Pacific Railroad.

Evening view, southern shore Donner Lake, Central Pacific Railroad.

Falls on the Yuba River, near Crystal Lake, Central Pacific Railroad.

Truckee River, looking towards Eastern Summit, 135 miles from Sacramento, Central Pacific Railroad.

Truckee River, looking towards Eastern Summit, 135 miles from Sacramento, Central Pacific Railroad.

The snow plow, near Cisco, Placer County, Cal.

Teaming from the Central Pacific Railroad at Cisco, Placer County.

Railroad depot at Cisco.

Upper Cisco in winter,altitude 5911 feet. Central Pacific Railroad.