Denver Public Library Western History/Genealogy Digital Collections

- Clear Creek Valley
- Clear Creek Valley near present Arvada, Colorado; Clear Creek riverbed winding by agricultural and pasture land; standard gauge line with third rail to Golden via Denver and Northwestern Railroad, wooden railroad bridge, wooden frame residences;...
- Clear Creek (Clear Creek County, Colo.)--1900-1920.; Farms--Colorado--1900-1920.; Railroad bridges--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Streams--Colorado--1900-1920.; Denver and Northwestern Railroad.
- [between 1901 and 1914]
- Rock Creek Canon, Moffat Road
- View of three levels of Denver & Salt Lake Railroad (formerly Denver, Northwestern & Pacific) standard gauge track in Rock Creek Canyon, Colorado, Moffat Road; wooden trestles, track on top portion of canyon ridge looping to opposite side; tunnel,...
- Rock Creek Canyon (Colo.)--1900-1920.; Canyons--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Railroads--Colorado--1900-1920.; Trestles--Colorado--1900-1920.; Tunnels--Colorado--1900-1920.; Denver and Salt Lake Railroad Company.
- [between 1907 and 1915]
- Rock Creek Canon, Moffat Road
- Three elevations of Denver & Salt Lake Railroad (formerly Denver, Northwestern & Pacific) standard gauge track in Rock Creek Canyon, Colorado, Moffat Road; tunnel, center right edge; track loops around canyon to other side.
- Rock Creek Canyon (Colo.)--1900-1920.; Canyons--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Railroads--Colorado--1900-1920.; Tunnels--Colorado--1900-1920.; Denver and Salt Lake Railroad Company.
- [between 1907 and 1915]
- South from Rock Creek Canon, Moffat Road
- View south from Rock Creek Canyon, Colorado reached via Denver & Salt Lake Railroad (formerly Denver, Northwestern & Pacific), Moffat Road; rocky ledges above canyon; small distant portion of standard gauge track, center left edge.
- Rock Creek Canyon (Colo.)--1900-1920.; Canyons--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Railroads--Colorado--1900-1920.; Denver and Salt Lake Railroad Company.
- [between 1907 and 1915]
- Colo. Springs and Tunnel No. 6
- Railroad Tunnel Number Six to the left and view of Colorado Springs, Colorado, to the distant right; Cripple Creek Short Line standard gauge track; Colorado Springs and Cripple Creek District Railway.
- Colorado Springs (Colo.)--1900-1920.; Railroad handcars--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Tunnels--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- A glimpse of Colo. Springs from the Short Line Tracks
- Distant view of Colorado Springs, Colorado, and the Plains taken from Cripple Creek Short Line; standard gauge track and push car used by L.C. McClure in foreground; Colorado Springs and Cripple Creek District Railway.
- Colorado Springs (Colo.)--1900-1920.; Plains--Colorado--1900-1920.; Railroad handcars--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Seven women
- Outdoor portrait of a group of women and a girl in the mountains of Colorado. They pose near a pavilion and railroad tracks, possibly at Beaver Brook, and wear dresses and hats.
- Pavilions--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Women--Colorado--1900-1920.
- [between 1909 and 1915?]
- James Peak and Jennie Lake from Rollins Pass, Moffat Road
- Center of panorama shows Denver, Northwestern and Pacific railroad tracks curving around mountain slopes and edge of ice-covered Jennie Lake.
- Denver, Northwestern and Pacific Railway--1900-1920.; Jenny Lake (Colo.)--1900-1920.; Lakes & ponds--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.
- [between 1904 and 1913]
- James Peak and Jennie Lake from Rollins Pass, Moffat Road
- Left side of panorama shows Denver, Northwestern and Pacific railroad tracks curving around mountain slopes, ice-covered Jennie Lake, and sidings with wood frame structures; Continental Divide in the background.
- Denver, Northwestern and Pacific Railway--1900-1920.; Jenny Lake (Colo.)--1900-1920.; Lakes & ponds--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.
- [between 1904 and 1920]
- Tunnel 6 and Plaines [sic], Moffat Road
- View towards Denver, Northwestern & Pacific Railway (later called Denver & Salt Lake) Tunnel Six along the Moffat Road, Colorado; distant view of the Plains; man, stack of posts and small machine (wire spool or hoist mechanism) alongside standard...
- Plains--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Tunnels--Colorado--1900-1920.; Denver, Northwestern and Pacific Railway.
- [between 1904 and 1915]
- Four elevations of track on the Short Line
- Four elevations of the Colorado Springs and Cripple Creek District Railway, also called "The Short Line;" a engine with passenger cars smokes on the tracks as it winds up forested mountain slopes above Colorado Springs, Colorado; shows High Drive...
- Colorado Springs (Colo.)--1900-1920.; Passenger railroad cars--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Four elevations of track on the Short Line
- View of four elevations of the Colorado Springs and Cripple Creek District Railway (also called Cripple Creek Short Line); an engine with passenger cars smokes on the tracks as it winds up forested mountain slopes above Colorado Springs, Colorado;...
- Passenger railroad cars--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- The Castles, Rock Creek, Cripple Creek Short Line
- Four elevations of Cripple Creek Short Line standard gauge track with passenger trains on three; includes Rock Creek trestle in foreground and rock formation the Castles in center.
- Railroad passenger cars--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Rock formations--Colorado--1900-1920.; Trestles--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Comming [sic] down Rollins Pass
- Engine Number 300 with passenger cars coming down and around the bend on Rollins Pass; includes standard gauge railroad track with some snow. Denver, Northwestern and Pacific Railway, Colorado.
- Rollins Pass (Colo.)--1900-1920.; Railroad locomotives--Colorado--1900-1920.; Railroad passenger cars--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Denver, Northwestern and Pacific Railway.
- [between 1904 and 1913]
- Duffield Loop, Cripple Creek Short Line
- Duffield Loop, Colorado; includes tunnel, trestle, standard gauge railroad track, and push car used by L.C. McClure on the Cripple Creek Short Line; Colorado Springs and Cripple Creek District Railway; storm clouds top the peaks.
- Duffield (Colo.)--1900-1920.; Railroad handcars--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Trestles--Colorado--1900-1920.; Tunnels--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- A glimpse of the Plains from above North Cheyenne Canon, Cripple Creek Short Line
- Looking east toward Lake Broadmoor and the Plains from Cripple Creek Short Line above North Cheyenne Canyon; Colorado Springs and Cripple Creek District Railway, Colorado.
- Broadmoor (Colo.)--1900-1920.; North Cheyenne Canyon (Colo.)--1900-1920.; Canyons--Colorado--1900-1920.; Plains--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [betweem 1900 and 1920]
- Rock Creek on the Cripple Short Line
- View of Cripple Creek Short Line standard gauge track at Rock Creek Bend, Colorado; includes passsenger train exiting tunnel.
- Railroad passenger cars--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Tunnels--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Rounding Devils Slide on the Cripple Creek Short Line
- Cripple Creek Short Line standard gauge tracks rounding Devil's Slide; push car used by L.C. McClure with two men on track; Colorado Springs and Cripple Creek District Railway, Colorado; clouds top mountains.
- Railroad handcars--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Rounding Devil's Slide on the Cripple Creek Short Line
- View of push cart used by L.C. McClure on the Cripple Creek Short Line standard gauge tracks rounding Devil's Slide, Colorado; Colorado Springs and Cripple Creek District Railway; clouds top mountains.
- Railroad handcars--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Silver Cascade Falls from above Bear Creek Road on the Cripple Creek Short Line
- View of Cripple Creek Short Line standard gauge track and trestle approaching Silver Cascade Falls, Colorado; photo taken from Bear Creek Road with dirt road and wooden railing in foreground.
- Silver Cascade Falls (Colo.)--1900-1920.; Canyons--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Trestles--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Three elevations of track on the Crippl [sic] Creek Short Line
- Three elevations of Cripple Creek Short Line standard gauge track with train exiting tunnel in right background approaching trestle; push car used by L.C. McClure off track in right foreground; unidentified man pointing to train; Colorado Springs...
- Railroad handcars--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Trestles--Colorado--1900-1920.; Tunnels--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- A view in Clear Creek Cañon
- View of Colorado and Southern Railway narrow gauge track with bridge over Clear Creek; Clear Creek Canyon, Colorado.
- Clear Creek Canyon (Colo.)--1900-1920.; Canyons--Colorado--1900-1920.; Narrow-gage railroads--Colorado--1900-1920.; Railroad bridges--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Colorado and Southern Railway.
- [between 1900 and 1920]
- View of Colo. Springs from above So. Cheyenne Cañon, on the Cripple Creek Short Line
- Cripple Creek Short Line standard gauge tracks through rock embankment above South Cheyenne Canyon; includes push car used by L.C. McClure with two unidentified men in photo; Colorado Springs located in distant background but barely visible;...
- South Cheyenne Canyon (Colo.)--1900-1920.; Railroad handcars--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Visor Rock, Cripple Creek Short Line
- Cripple Creek Short Line standard gauge track with push car used by L.C. McClure approaching Visor Rock formation; Colorado Springs and Cripple Creek District Railway, Colorado; clouds top the crags.
- Railroad handcars--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Rock formations--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Looping the Mtn., Moffat Road
- Two elevations of standard gauge railroad track on Moffat Road; shows snowshed on lower track and trestle on upper track which make a loop connecting out of view, and a freight train exiting tunnel; Denver, Northwestern and Pacific Railway,...
- Snowsheds--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Trestles--Colorado--1900-1920.; Denver, Northwestern and Pacific Railway.
- [between 1904 and 1913]
- North from Tunnel 8 on the Short Line
- Colorado Springs and Cripple Creek District Railway passenger train steaming towards tunnel number 8 (eight) on "The Short Line"; view north toward plains including distant view of Colorado Springs, Colorado from the foothills; Duffield train stop...
- Colorado Springs (Colo.)--1900-1920.; Duffield (Colo.)--1900-1920.; Plains--Colorado--1900-1920.; Railroad stations--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Railroads--Colorado--1900-1920.; Tunnels--Colorado--1900-1920.;...
- [between 1900 and 1920]
- Piney Ridge from Azure on the Moffat Road
- Piney Ridge from Azure, Colorado reached via Denver, Northwestern and Pacific Railway (later called Denver and Salt Lake) on the Moffat Road; view towards Colorado River; standard gauge track with box cars and caboose parked on loop siding, flat...
- Azure (Colo.)--1900-1920.; Colorado River (Colo.-Mexico)--1900-1920.; Mountain railroads--Colorado--1900-1920.; Railroad cars--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Rivers--Colorado--1900-1920.; Denver, Northwestern and...
- [between 1907 and 1913]
- Tunnels 36 and 37, Gore Cañon on the Moffat Road
- Gore Canyon, Colorado with Tunnels number 35 (Thirty-five) and 36 (thirty-six) of Denver, Northwestern and Pacific Railway (later Denver and Salt Lake) on the Moffat Road; Colorado River paralleling standard gauge tracks.
- Colorado River (Colo.-Mexico)--1900-1920.; Gore Canyon (Colo.)--1900-1920.; Canyons--Colorado--1900-1920.; Mountain railroads--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Rivers--Colorado--1900-1920.; Tunnels--Colorado--1900-1920.;...
- [between 1907 and 1913]
- Western entrance Gore Cañon, Moffat Road
- Western entrance to Gore Canyon, Colorado with wooden trestle and standard gauge track of Denver, Northwestern and Pacific Railway (later Denver and Salt Lake) on the Moffat Road; Colorado River, left foreground; track cut into canyon edge, center...
- Colorado River (Colo.-Mexico)--1900-1920.; Gore Canyon (Colo.)--1900-1920.; Canyons--Colorado--1900-1920.; Mountain railroads--Colorado--1900-1920.; Railroad tracks--Colorado -- 1900-1920.; Rivers--Colorado--1900-1920.;...
- [between 1907 and 1913]
- Colo. Springs from Point Sublime, Cripple Creek Short Line
- View toward Colorado Springs, Colorado and the Plains from Point Sublime on the Cripple Creek Short Line, Colorado Springs and Cripple Creek District Railway standard gauge track, left foreground; aerial view of Colorado City (center left),...
- Colorado Springs (Colo.)--1900-1920.; Cities & towns--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Smelters--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Grand River Valley from top of Gore Cañon, Moffat Road
- View toward Colorado River (formerly Grand River) and Kremmling, Colorado (distant right) from top of Gore Canyon reached via Denver, Northwestern and Pacific Railway (later called Denver and Salt Lake) on the Moffat Road; standard gauge tracks...
- Colorado River (Colo.-Mexico)--1900-1920.; Kremmling (Colo.)--1900-1920.; Canyons--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Valleys--Colorado--1900-1920.; Denver, Northwestern and Pacific Railway.
- [between 1907 and 1913]
- Two elevations of track, Cripple Creek Short Line
- Two elevations of standard gauge track on the Cripple Creek Short Line winding around a mountain ridge, Colorado Springs and Cripple Creek District Railway, Colorado.
- Mountains--Colorado--1900-1920.; Railroad tracks--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- The Castles, Rock Creek, Cripple Creek Short Line
- Center of panorama shows two elevations of the Cripple Creek Short Line Railroad in Teller or El Paso County, Colorado; also shows Castles rock formation and a push car on Rock Creek trestle.
- Colorado Springs & Cripple Creek District Railway--1900-1920.; Railroad tracks--Colorado--1900-1920.; Rock formations--Colorado--1900-1920.; Trestles--Colorado--1900-1920.
- [between 1900 and 1920]
- Cathedral Rocks, Clyde Park, Cripple Creek Short Line
- Cripple Creek Short Line Railroad locomotive approaches a trestle near Clyde Park, Teller County, Colorado; Cathedral Rocks in background.
- Colorado Springs & Cripple Creek District Railway--1900-1920.; Railroad tracks--Colorado--1900-1920.; Rock formations--Colorado--1900-1920.; Trestles--Colorado--1900-1920.
- [between 1900 and 1920]
- Cathedral Rocks, Clyde Park, Cripple Creek Short Line
- Cripple Creek Short Line standard gauge railroad track and trestle; Cathedral Rocks of Clyde Park area center background; Colorado Springs and Cripple Creek District Railway, Colorado.
- Colorado Springs & Cripple Creek District Railway--1900-1920.; Railroad tracks--Colorado--1900-1920.; Rock formations--Colorado--1900-1920.; Trestles--Colorado--1900-1920.
- [between 1900 and 1920]
- View from the trail to St. Peters Dome on the Cripple Creek Short Line
- Looking down on Cripple Creek Short Line standard gauge railroad track with two elevations; includes tunnel and trestle in background, residence and building alongside track in center, and view from trail to St. Peter's Dome extends from the...
- Colorado Springs (Colo.)--1900-1920.; Railroad tracks--Colorado--1900-1920.; Rock formations--Colorado--1900-1920.; Trestles--Colorado--1900-1920.; Tunnels--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Four elevations of track on the Short Line
- Four elevations of Colorado Springs and Cripple Creek District Railway (also called the Short Line) standard gauge track winding up forested mountain slopes above Colorado Springs, Colorado; the High Drive, center right.
- Colorado Springs (Colo.)--1900-1920.; Railroad tracks--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Moffat Road grade on Congor Mesa
- View of Denver & Salt Lake Railroad (formerly Denver, Northwestern & Pacific) wide s-curved railroad embankment with standard gauge track ascending Congor Mesa, Colorado, Moffat Road. Clouds top low hills.
- Congor Mesa (Colo.)--1900-1920.; Railroad tracks--Colorado--1900-1920.; Railroads--Colorado--1900-1920.; Denver and Salt Lake Railroad Company.
- [between 1907 and 1915]
- Silver Creek Falls from above Bear Creek Road on the Cripple Creek Short Line
- View of a Cripple Creek Short Line train on standard gauge tracks approaching the Silver Cascade Falls trestle, Colorado, from Bear Creek Road.
- Colorado Springs & Cripple Creek District Railway--1900-1920.; Silver Cascade Falls (Colo.)--1900-1920.; Railroad tracks--Colorado--1900-1920.; Trestles--Colorado--1900-1920.
- [between 1900 and 1920]
- James Peak and Jennie Lake from Rollins Pass, Moffat Road
- Right side of panorama shows Denver, Northwestern and Pacific railroad tracks curving around a rocky mountain slope with snow patches.
- Denver, Northwestern and Pacific Railway--1900-1920.; Railroad tracks--Colorado--1900-1920.
- [between 1904 and 1913]
- Nearing Summit, elevation 10,000 ft. on the Cripple Creek Short Line
- Passenger train on the Cripple Creek Short Line nearing the summit, elevation 10,000 feet; two coasting parties on side track with push cars awaiting their descent to Colorado Springs, Colorado; Colorado Springs and Cripple Creek District Railway.
- Railroad handcars--1900-1920.; Railroad passenger cars--1900-1920.; Railroad tracks--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Tunnel No. 4, Cripple Creek Short Line
- View of Tunnel Number Four, trestle and standard gauge track on Cripple Creek Short Line; push car used by L.C. McClure on track; Tunnel 4 often called the Granite Tunnel, longest of nine tunnels on the Short Line without any timbers in its 521...
- Railroad bridges--1900-1920.; Railroad handcars--1900-1920.; Railroad tracks--Colorado--1900-1920.; Trestles--1900-1920.; Tunnels--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Approaching Duffield, Cripple Creek Short Line
- Cripple Creek Short Line standard gauge tracks through mountainous terrain approaching Duffield, Colorado, signpost; Colorado Springs and Cripple Creek District Railway.
- Duffield (Colo.)--1900-1920.; Railroad tracks--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Castles, Fountain Creek or Cripple Creek Short Line
- View of Cripple Creek Short Line standard gauge track with trestle over Fountain Creek in right background; several rock outcroppings or "Castles"; Colorado Springs and Cripple Creek District Railway, Colorado; clouds top the mountains.
- Fountain Creek (Colo.)--1900-1920.; Railroad tracks--Colorado--1900-1920.; Trestles--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- Duffield Loop on the Cripple Creek Short Line
- Distant view of Duffield Loop and tunnel, Cripple Creek Short Line; Colorado Springs and Cripple Creek District Railway, Colorado.
- Duffield (Colo.)--1900-1920.; Railroad tracks--Colorado--1900-1920.; Tunnels--Colorado--1900-1920.; Colorado Springs & Cripple Creek District Railway.
- [between 1900 and 1920]
- East from Rollins Pass, Moffat Road
- View of forested valley and distant mountains east from Rollins Pass, Colorado; includes standard gauge railroad track with some snow, timber to build snowshed above Tunnel Number 32 (Needles Eye Tunnel), and telephone poles paralleling rails....
- Rollins Pass (Colo.)--1900-1920.; Railroad tracks--Colorado--1900-1920.; Valleys--Colorado--1900-1920.; Denver, Northwestern and Pacific Railway.
- [between 1904 and 1913]
- The Roadmaster, Clear Creek Cañon
- Vertical image of Colorado and Southern Railway narrow gauge track; Clear Creek Canyon and stream, Colorado.
- Clear Creek Canyon (Colo.)--1900-1920.; Canyons--Colorado--1900-1920.; Narrow-gage railroads--Colorado--1900-1910.; Railroad tracks--Colorado--1900-1920.; Colorado and Southern Railway.
- [between 1900 and 1920]
- Denver and Rio Grande Western Railroad tracks
- View of Denver and Rio Grande Railroad tracks, a dirt road, and mountains, probably in Colorado.
- Denver and Rio Grande Railroad Company.--1910-1920.; Railroad tracks--Colorado--1900-1920.; Roads--Colorado--1900-1920.
- [between 1900 and 1920?]
- Giant palisade, Denver, Northwestern & Pacific Ry., the Moffat Road
- View of Denver, Northwestern & Pacific Railway (later called Denver & Salt Lake) standard gauge track approaching tunnel seven in vertical rocky escarpment along Moffat Road, Colorado; telegraph poles parallel track, man standing beside track;...
- Railroad tracks--Colorado--1900-1920.; Tunnels--Colorado--1900-1920.; Denver, Northwestern and Pacific Railway.
- [between 1904 and 1913]
- The Loop, Denver, Northwestern & Pacific Ry., the Moffat Road
- Close-up view of the Loop along Denver, Northwestern & Pacific Railway (later called Denver & Salt Lake), Moffat Road, Colorado; passenger train passing over the Loop Trestle (wooden), tunnel thirty-three with standard gauge track, center &...
- Railroad tracks--Colorado--1900-1920.; Trestles--Colorado--1900-1920.; Tunnels--Colorado--1900-1920.; Denver, Northwestern and Pacific Railway.
- [between 1904 and 1913]