Sakae Daniel Date (1914-2011) was born in Alameda, California. He attended the University of California Berkeley and received degrees in architecture. From 1942 until 1944 Date was a sensei in the US Navy’s Japanese and Oriental Language School (USN JLS/OLS). After teaching Japanese for three years, Date became an architect for the State of California. The collection includes correspondence, newspaper clippings, rosters, pamphlets, and publications.

Manuscripts of Daniel Jones (1888-1932), American composer and pianist. Includes compositions of Jones' spouse, Edith Howell Jones.

Daniel L. Yocom was a photographer in Boulder, Colorado. This collection contains many images of University of Colorado Boulder buildings. It also has photographs of businesses and dwellings in Boulder, Colorado as well as scenic mountain images of Colorado.

Personal date book of an unidentified person dealing with mining and surveying in the Georgetown and Idaho Springs area. SMss.

Manuscript scores of Dave Grusin (b. 1934), composer, graduate of the University of Colorado (B.Mus., 1956), including manuscript scores and parts for film and television compositions, as well as sketches and published arrangements. Notable in the collection are manuscript and sketches of several award-winning and award-nominated film scores, including "The Milagro Beanfield War," "On Golden Pond," and "The Fabulous Baker Boys"

This collection contains performances and interviews on both audiocassette and videocassette that were either collected by David A. Brose, Colorado State Folklorist from 1982-1987, or made under his direction for the Colorado Council on the Arts.

David F. Anthony was a professor of Asian studies and Japanese Language a Randolph College in Virginia. Anthony was a graduate of the US Navy Japanese Language School at Harvard University. In 1942 the JLS was moved to the, University of Colorado in Boulder until 1946. The collection contains materials related to his WWII service including, correspondence, clippings, and photographs.

This collection contains four 35mm nitrate films collected by David Emrich, historian of early Colorado film. The films include promotional travel footageand home movie from the Rocky Mountain region, collected from various sources. The collection also contains digital copies of the four films, created by David Emrich from the original 35mm film prints in 2020

Microfilm copies of David F. Day's Civil War diary, concerning his service as chief of scouts under General Blair. Also included is correspondence by his son about the building of a road to the Wheeler National Monument near Creede, Colorado.

David Hull Holmes (1874-1967) was a Colorado and Arizona architect. The collection contains Holmes’ architectural drawings of Tucson, San Diego, Denver, and Boulder.

The David Sievert Lavender Papers include his professional papers, personal papers, legal papers, photographs and awards related to the Lavender's career and life as an author and date from 1930-2003.

A letter from David Wood to E.G. Maclay, Helena, Montana, July 2, 1879, concerning the freight business in Canon City, Colorado.

Dayton D. McKean was a professor of constitutional law, a teacher, and a politician. He taught at Dartmouth and Princeton, while holding political positions in New Hampshire, and New Jersey. The collection contains his personal documents, essays, books, and clippings.

A collection of essays, book reviews , play handbills, lectures given by both authors. The collection also includes typescripts of The Coffee Houses of London and Words at Work by George S. McCue.

Dean Hamilton Towner Collection contains personal correspondence and naval documents of Lt. Dean H. Towner, JLS graduate of 1944. Materials deal with service in the Pacific Theater during WWII (1945-1946) and a return to Japan in 1960 as a teacher of English in a parochial school for a period of six months.

Papers collected by Deane Miller (1901-1971), trumpeter and brother to Major Alton Glenn Miller, including Miller family articles and photographs, and Deane Miller's autobiography.