The collection contains materials related to Urban Renewal projects that Arthur Koweek helped to lead from 1971 to 1975 in the City of Hudson, New York. The materials document the City’s redevelopment efforts including reports, administrative records, photographs, publications, and maps.

The records of a conference that Manuel Ramos Otero attended in 1983

RPI Professor Edward R. Cary's "A Short Lecture Course on the Construction of Diagrams for The Div. B - C.E. Students at R.P.I." Cary was RPI Professor of Surveying and Railroad Engineering, and his typescript lists the kinds of diagrams presented in the course, such as comparison and conversion diagrams, alignment diagrams, and logarithmic diagrams.

The collection comprises Asta Aristova's writings and materials related to scoutism. Writings include autobiographical essays and articles, mainly about Aristova's experiences travelling in the Soviet Union, and her memoirs about life in Germany 1945-1949 "Chto sokhranila pamiat'". Materials about scout movement include Organizatsiia rossiiskikh iunykh razvedchikov's records, documents and publications, as well as general publications on scoutism.

Miscellaneous records of the Rensselaer Astrophysical Society.

This is an artificial collection consisting of documents containing the autographs of notable people. The individual letters are organized alphabetically by signer's last name. Includes signature of Adlai Stevenson, letters from Clifford Ulp, Jonathan Child, Henry Clune, Oliver Culver, Theodore Dreiser, Oliver Wendell Holmes, Sr., Harper Sibley, William McKinley, Jenny Marsh Parker, and others.

This collection of material relates to research done by and for the Backenstose family in the 1970s and mainly focuses on Jacob and John Trimmer Backenstose.

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Photograph album created by Barbara Tanis Fetzer documenting her last year at the Presbyterian Hospital School of Nursing, 1941-1942.

Personal papers of Barbara Wharton Low, professor of biochemistry and molecular biophysics at the Columbia University College of Physicians and Surgeons was known for her expertise in X-ray crystallography. Includes correspondence, drafts of papers and lectures, reprints of scientific articles, laboratory notebooks, and photographs spanning her career.