Collection of 11 albumen print stereoviews on publisher's yellow cardstock mounts from Joseph Collier’s celebrated "Collier’s Rocky Mountain Scenery" series, documenting early boomtowns, geological landmarks, railroads, and industrial gold mining in Colorado Territory and early statehood. Bearing publisher imprints from Central City and Denver, Colorado, along with comprehensive printed descriptive text labels to versos. Ca. 1871 - 1878. Each approx. 4 x 7 in.

A standout documentary survey of Colorado's rugged frontier period captured by Joseph Collier, one of the foremost pioneer landscape and documentary photographers of the Rocky Mountain West. Operating out of Central City and later Denver, Collier methodically recorded the dramatic transformation of the territory as prospectors, steam power, and rails carved an industrial empire into the Front Range. Featured subjects across the 11 views include early mining boomtown, hydraulic mining in action, narrow gauge locomotive and railroad engineering and geological formations. Views include:

1. No. 167. Clear Creek Series. Russell Gulch.

2. No. 78. Cache-A-La-Poudre Series. The Castle.

3. No. 76. Steamboat Rock.

4. No. 76. Cache-A-La-Poudre Series. Steamboat Rock.

5. No. 160. Clear Creek Series - Alpine Street, Georgetown.

6. No. 36. Central City, From the East.

7. No. 145. Middle Park Series. - Grand Lake Looking East.

8. No. 152. Cleark Creek Series. - Town of Idaho, "Looking West."

9. No. 110. Manitou Series - Major-Domo.

10. No. 157. Cleark Creek Series. - Georgetown, Taken from Griffith Mountain.

11. View titled in the negative "227 Arch at Deer Creek." Platte Canon Series. 

Together, these scarce Collier views form an exceptional documentary window into territorial Colorado, capturing the frontier wilderness, hardscrabble mining camps, and the sudden arrival of industrial steam and rail.

[Colorado Territory, Joseph Collier, Central City Colorado, Georgetown Colorado, Idaho Springs, Russell Gulch, Hydraulic Mining, Gold Rush, Narrow Gauge Railroad, Steam Locomotive, Grand Lake, Middle Park, Manitou Springs, Stereoviews, Western Americana, 1870s Photography]

Very good condition. The prints display rich tones with strong contrast and fine highlights. Card mounts remain solid and flat with minor expected corner rubbing and light handling wear consistent with age.