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  • All fields: hard-rock
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    • Mining Institute drilling contest, Civic Center

    • Fred C. Dopp, a hard-rock miner, drives a spike into a block of stone at a Mining Institute contest at the Greek Theater and Colonnade of Civic Benefactors in Civic Center Park, Denver, Colorado. Men in fedoras and topcoats are on the steps.
    • Greek Theater and Colonnade of Civic Benefactors (Denver, Colo.)--1930-1940.; Civic Center (Denver, Colo.)--1930-1940.; Denver (Colo.)--1930-1940.; Amphitheaters--Colorado--Denver--1930-1940.; Contests--Colorado--Denver--1930-1940.;...
    • September, 29, 1936
    • Mining contest

    • Driving a spike into a rock, a miner demonstrates hard-rock drilling, in (probably) Colorado. A woman watches from a storefront with window lettering: "Groceries."
    • Colorado--1950-1960.; Contests--Colorado--1950-1960.; Mining--Colorado--1950-1960.
    • 1957
    • Central City, Colorado people

    • View of a dry-masonry wall built by Cornish craftsmen probably in the nineteenth century. The wall is built along a dirt road, and vegitation grows out ot the top and along the sides of the wall. Snow covers the top of the wall, which is built...
    • Roads, Earth--Colorado--Central City--1930-1940.; Central City (Colo.)--1930-1940.; Masonry--Colorado--Central City--1930-1940.; Stone walls--Colorado--Central City--1930-1940.
    • [between 1930 and 1940?]
    • Brief histories of the Denver Public Schools

    • Compiled for the administrative offices of the Denver Public Schools, this book contains brief histories for the majority of the Public Schools in Denver, Colorado up to they year 1952.
    • Denver Public Schools--History.
    • 1952

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