The materials in this collection were collected by the National Snow and Ice Data Center. The NSIDC supports research into the cryosphere, or the earth’s frozen places, by managing and distributing scientific data. The collection includes many of the analog materials archived by the World Data Center and NSIDC on glaciology from a period of 1860 to 2012 and consists of photographs, data sheets, ice charts, maps, reports, and obersvations regarding ice and glaciers from around the world.

Financial statements of the Bassick Mining Co. of Querida, Colorado, plus a letter to stockholders on a claim conflict with the Whistle claim.

The Ben G. Chastain Papers provide information on Chastain's work as a barber, the poultry business and herbal doctoring.

Original copy of Benjamin Long's discharge paper from the Company "C" Third Regiment of the Colorado Cavalry (100 day volunteers) December 28, 1964, soon after the Sand Creek Massacre. Also included is the original copy of Long's pension authorization paper dated December 20, 1912.

The need for resistance. Boulder, University of Colorado, Archive of Recorded Sound. Recorded October 1, 1969 at the University of Colorado at Boulder.

The Benjamin S. Galland collection consists of drafts of newsletters written by University of Colorado law professor Galland for his friends and former students during WWII (1942-1945). Also included is return correspondence from these individuals (1942-1945), two newspaper clippings, a signed “Welcome Home Book” (1945), and a Unit history/year book of the 2766th Engineer Base Photomapping Company. Professor Galland taught at the University of Colorado from 1931 through the early 1950s.

William and Charles Bent and Ceran St. Vrain built Bent's Fort on the Arkansas River in 1832 as a buffalo robe and fur trading post on the Santa Fe Trail. Through trade with the Kiowa, Cheyenne, and Arapahoe, Bent's Fort performed economic, diplomatic, and provisioning functions. They also built Fort St. Vrain on the South Platte River. The collection contains letters, photographs and articles about the two families and about Bent's Fort.

Scrapbook containing newspaper clippings about various 19th/20th century topics: the silver question; John Paul Jones; Colorado in World War I; Colorado regiments on the Mexican border; Russo-Japanese War; Spanish-American War; Cuba; Henry M. Teller; mining in Colorado; Boulder, Colorado; Denver maps, 1885 and 1906.

A report of the findings and recommendations of the Boulder Bikeway Planning Study by the City of Boulder Transportation Department. The plan consists of physical bicycle facilities, programs for education, enforcement, ordinance revisions, and bikeway maintenance.

A bill of sale for a 9 year old child, Jasson, from William R. Campbell to Milus Dobbins. He was sold for $696.50 on February 8, 1856 in Iredell County, North Carolina.

1 video copy of Black Hawk Waltz: Tales of a Rocky Mountain Town, City of Black Hawk, Dennis Aig and Khashyar Darvich, 1996 AT 24

Nine cassette tape interviews with local Boulder black residents stemming from Black Studies 499 seminar in Local Black History.

The Blanche Talhelm Frantz Collection contains historical files concerning Rocky Ford, Colorado, and personal items of Ms. Frantz and the Talhelm family. The collection contains original documents such as newspapers, a photograph, land title, and handwritten diary entries of Mrs. Henry Talhelm, Blanche’s mother, dated 1896.

Bob Schaffer served as Colorado's Fourth District Congressional Representative for six years (1997-2002) as a member of the Republican party. He focused on Colorado's agricultural and educational needs in Washington, sponsoring and co-sponsoring legislation. A majority of the collection consists of legislation related to education and resource management. Some objects, photographs, slides, and framed pictures are in the collection as well, highlighting his success in Congress.

The Bosnian International Community was founded by a group of concerned citizens from Boulder, Colorado in order to help and support the ideal of a multi-ethnic community in Bosnia and to demonstrate support from the CU Boulder community to the University of Mostar.

The Boulder Campus Planning Commission is a group of 25 members that advise the Chancellor of the University of Colorado Boulder onland use and planning issues regarding the campus. It was established in the late 1960's and was officially recognized by the University in 1971. The collection mainly consists of plans for remodeling many of the buildings in the University of Colorado Boulder from 1969 to 1988.