A group of miners with rescue equipment pose near the mouth of a mine possibly in Las Animas County, Colorado. Many of the men hold face masks with tubes connected to respirator mechanisms strapped to their chests.
View of bucket mechanisms on the South Platte Dredging Company hydraulic placer gold mining dredge near Fairplay (Park County), Colorado. Shows iron beams, cables, and buckets.
Interior photograph of the pistons and other mechanisms in the Denver Tramway Company Powerhouse located in Denver, Colorado. The Denver Tramway Company Powerhouse is associated with the expansion and operation of the city's electric streetcar...
Denver Tramway Company (Denver, Colo.)--Buildings--1900-1910.; Forney Museum of Transportation--Buildings--1900-1910.; Harry H. Post Company--Buildings--1900-1910.; REI (Firm)--Buildings--1900-1910.; Highland (Denver, Colo.)--1900-1910; Galleries &...
Interior photograph of the pistons and other mechanisms in the Denver Tramway Company Powerhouse located in Denver, Colorado. The Denver Tramway Company Powerhouse is associated with the expansion and operation of the city's electric streetcar...
Denver Tramway Company (Denver, Colo.)--Buildings--1900-1910.; Forney Museum of Transportation--Buildings--1900-1910.; Harry H. Post Company--Buildings--1900-1910.; REI (Firm)--Buildings--1900-1910.; Highland (Denver, Colo.)--1900-1910; Galleries &...
Yearbook for Denver Manual Training High School 1909
Manual High School (Denver, Colo.)--Students--Yearbooks.; Denver Public Schools--Students--Yearbooks.; School yearbooks--Colorado--Denver.; High schools--Colorado--Denver--Periodicals.