The Colorado Education Association formed as an organization of teachers. Founded in 1875 as the Colorado Teacher’s Association, it continues as an influential organization for lobbying educational issues before the Colorado state legislature. The collection contains minutes of the Board of Directors, official programs, minutes of Delegate Assemblies, financial reports, and the Colorado School Journal.

Newsletters and reports from various Colorado elected representatives. Included are reports from Gordon Allott, William Armstrong, Don Brotzman, Peter H. Dominick, Floyd K. Haskell, Dan Schaefer, David Skaggs and Tim Wirth.

Campaign literature on all candidates, information pro and con on proposed Colorado Constitutional Amendments and material on the election by the League of Women Voters and results in local newspapers. Papers are from 1908 to 1990 and all papers were compiled by the staff of W.H.C.

Subject files, publications, correspondence, and activity files on Colorado Freeze Voter, a Boulder-based, mid-1980s anti-nuclear organization which sought to organize voters against Rocky Flats Nuclear Weapons Facility, and nuclear weapons production and deployment. Also included are files on the "Great Peace March" of 1986, Boulder Bilateral Nuclear Freeze Campaign, and the Encirclement of Rocky Flats.

This project combined the efforts of volunteers from the public and private sector, appointed by Governor Richard D. Lamm in late 1979. It was organized to assess the future of the Front Range in areas of transportation, patterns of development, governmental services, natural resources and quality of life. The collection includes a tape of Boulder County Front Range Forum and reports of Colorado Front Range Project from the 1980 and 1981 forums.

The Colorado Fuel and Iron Company was founded in 1880 by General William J. Palmer. The company has grown from its first plant at Pueblo with less than 480 men to over 15,000 in its 8 plants throughout the United Sates. This collection contains publications of C.F. and I. for the 1901- present; of special interest to Colorado is the publication of Camp and Plant which concerns day to day activities in C.F. and I. coal mining camps. The Blast is on MF 41 from Feb. 2, 1923 – June 9, 1962.

Contains publications put out by the Association on tax facts and policies in Colorado, comparing Colorado taxes with other states. Also included are publications from the Tax Policy League, and the Colorado Public Expenditure Council.

The Colorado Historical Records Survey was a Works Progress Administration (WPA) project in 1936. It surveyed existing records of state, county, and local agencies which could provide historical source material. The collection contains completed survey forms for Denver, El Paso and Pueblo counties.

During World War I, the Colorado Council of Defense in conjunction with Professor James Willard of the University of Colorado and the Colorado Patriotic League set up a grant funded project to record the contributions of the citizens and the communities of Colorado to the war effort. The project clipped articles from all Colorado newspapers about the activities of individual service men and community organizations.

This small collection consists of five card files on topics taken from area newspapers during 1941-42. It is surmised that this is part of the collection of History Professor Percy Fritz. He had worked with Professor Hellems in collecting data for WWI and actively collected data on WWII, but only 1941-42 was catalogued. Except for the entries listed here, the remainder of his files on WWII are in uncatalogued state.

Published by the State Historical Society of Colorado, this inventory was designed for use as an environmental review for project sites. Also includes updates, which represent new sites processed from June 1, 1977 to March 1, 1978.

Included are the bound volumes of The Colorado Labor Advocate from January 1923 through December 1965. This journal presented the views of organized labor. Also included are World War II issues of the Colorado Teamster, which was mailed with the Advocate during the war.

The Colorado Labor Council was formed as the state AFL and CIO at the time of the merger of the two in 1955. The CLC was one of the founders of Denver and Pueblo's Job Opportunity Centers; sponsored the weekly television program "Labor Language", and has involved itself with numerous labor, social, and political problems of the state. The collection contains correspondence concerning the Job Opportunity Centers, the TV program and a wide variety of social issues.

Reports and maps published by the Colorado Land Use Commission describing their studies concerning past, present and future land use problems. Included are "Report by the Colorado Land Use Commission: A Land Use Program for Colorado"; Mountain Recreational Communities and Land Use: The Summit County Experience"; and "Colorado Land Use Map Folio, January, 1974".

Mimeograph copies of about 30 talks and papers presented before the 71st National Western Mining Conference held in Denver, February, 1968.

The Colorado National Organization for Women contains correspondence, newsletters, memos, financial records, posters, minutes, memorabilia and information on local chapters. The National Organization for Women was established in 1966 with Betty Friedan as the first president of the organization. The Colorado National Organization for Women was founded in 1970. The collection spans from 1970-2005.

Collection contains postal cancellations from Colorado and other western state post offices.

The Territory of Colorado began to establish public schools in 1860. The collection consists of publications of Colorado Public Schools – primarily high schools – printed between 1877 and 1969. Types of publications include: yearbooks (mostly 1900-1930), student directories, student magazines, commencement and other programs, school handbooks, courses of study, and annual reports. Nineteen Colorado towns and cities are represented.

Catalogs from the Colorado Saddlery Co., in Denver Colorado n.d. Cat. # 3 and 5

Annual reports of school districts in Colorado for the year 1933.

Photographs, membership lists, records of meetings, and other materials of the Colorado Schoolmasters Club.

The Colorado Scientific Society Association was founded in 1882 to promote scientific intercourse, observation, and records on the State of Colorado. At each meeting scientific papers were read, discussed, and investigated; the results of these Proceedings were published. The collection contains Proceedings, Volumes 1-13, 1883-1935, plus individual copies of Proceedings and the club’s Constitution and Bylaws.