View of the train trestle or railway bridge over the Ten Mile Creek in the Ten Mile Canyon, near Frisco, Colorado. Railroad tracks run along the creek and up the canyon. Fallen trees, rocks and other debris in the foreground, probably the aftermath of a snow slide or avalanche. Title quoted from handwritten caption on card mount: "View in tenmile Canon [sic], the Land of snow Slides."

Snow fences next to railroad tracks, west of Boreas Pass, near Breckenridge, Colorado with a view of the Tenmile Range in the distance. Title quoted from handwritten caption on card mount: "The Mountains as they look coming from Boreas pass, toward Breckenridge."

Beginning of the railroad grade through snowy Ten Mile Canyon at Frisco, Colorado. To the left (southeast) of the narrow gauge track is a large stack of lumber or railroad ties. Opposite are utility poles. Title quoted from handwritten caption on card mount: "Entrance to the ten Mile Canon [sic] at Frisco."

Looking south down Ten Mile Canyon, Summit County, Colorado near the "SKY" chutes east of present day Copper Mountain. Avalanche debris covers the narrow gauge railroad tracks. Handwritten on the reverse: "effects of a great snow slide in Ten Mile Canon [sic]."

Stereoview card showing Denver, South Park and Pacific (DSP&P) narrow gauge railroad tracks with Barney Ford Hill in the background. Title quoted from printed caption: "1739. Railroading, From Como to Breckenridge. D.S.P. RR." Along the short edges of the card: "Published at Georgetown, Colorado" and "Alex Martin, Rocky Mountain Views". On the reverse is handwritten: "East side Boreas Pass between Como & Breckenridge - Dorothy Shaw." Late 1880s.

Gold Pan Mining Company property where the Goldpan machine shops and pipe manufacturing plant were later constructed. Building began in late summer of 1900, and the shops were fully operational a year later. In the background are log cabins, stacks of lumber, and a wood frame building under construction. A man is seen walking past two boys on a wooden bridge, heading towards the railroad tracks and the south edge of town.

View looking northwest towards the Tenmile Range with Illinois Gulch (Illinois Park) in the foreground. The Gold Pan trestle can be seen with the railway line curving around Barney Ford Hill. The Dunkin Mine is on the right. Southeast of Breckenridge, Colorado.

A railroad train with two locomotives is stopped just before the cut at Rocky Point, east of Breckenridge, Colorado. Men pose near the train or on the lead locomotive. Circa 1898-1913. The narrow gauge railroad tracks pass in between narrow, rough rock walls on its way to Boreas Pass and Como. Utility pole in the foreground.

Looking southeast from Barney Ford Hill over Illinois Park where Iron Springs, Puzzle Mine, Ouray Mine and the Germania Mine and Mill were located. Railway went around Hook Eye Curve with sidings to some of the mines. Near Breckenridge, Colorado. Abbreviated title taken from handwritten caption on card mount: "View from Niggerhill showing Illinois park and railway, 500ft below."

Denver South Park and Pacific Railway (DSP&P) narrow gauge railroad tracks along the Boreas High Line route entering Breckenridge, Colorado with a view of the Tenmile Range in the background. Title quoted from handwritten caption on card mount: "The Mountains as they appear from railway grate, just before entering Breckenridge."

Narrow gauge railroad and snow shed over the tracks at Hook Eye Curve in Illinois Park near Breckenridge, Colorado.

Narrow gauge railway through Illinois Park, looking west toward Breckenridge, Colorado. Germania mine and mill on the left. A train is traveling on Barney Ford Hill high above the gulch. Handwritten caption on card mount: "View showing Train of Cars going around Niggerhill".

Denver, South Park and Pacific (DSP&P) railway next to the Snow Drift Mine at Farnham spur, southeast of Breckenridge, Colorado. Title quoted from handwritten caption on card mount: "The Warriors Mark and Snow drift mine at Farnham, Colo".

View from Shock Hill looking east over the town of Breckenridge, Colorado towards Bald Mountain. The Denver South Park and Pacific (DSP&P) railway tracks and train depot are in the foreground, west of town. Title quoted from handwritten caption on card mount: "Breckenridge Colo, from Shockhill, looking west."

Snow cleared from the railroad tracks and spur that serviced the Kilton Gold Reduction Company ore sampler west of Breckenridge, Colorado, in the winter of the "Big Snow" of 1898-1899. Quoted from print on reverse: "RR yds Breckenridge 1899".

View looking through the wood-framed railroad snowshed on Boreas Pass, along the Boreas Pass route from Como to Breckenridge, Colorado. Handwritten on the reverse: "Snowshed - Boreas Pass" and stamped "O. Westerman, Photographer, Breckenridge, - Colorado."

Looking north at the trench through avalanche debris from the Curtin avalanche path just south of Frisco, Colorado, in the Ten Mile Canyon. Circa 1889-1900. Note the man standing next to the railroad tracks in the right foreground. Quoted from text handwritten on the reverse: "effects of snow slide in Ten Mile Canyon showing open cut of slide (could be the Curtin slide - FBR)".

Railroad tracks from Breckenridge, Colorado leading to Boreas Pass, near Rocky Point. Handwritten on the reverse "Rocky Point - West side Boreas Pass." View of Tenmile Range in the background. Circa 1880-1900.

Locomotive Number 205 is stopped at Engineer's Curve on Barney Ford Hill overlooking the town of Breckenridge, Colorado. Circa 1890s. Two men lean on the metal frame pilot attached to the front of the train, also called the "cowcatcher". Tenmile Range in the background.

Railroad train approaching the cut at Rocky Point east of Breckenridge, Colorado on its way to Boreas Pass and Como. Circa 1898-1899.