The Lowell Thomas Papers encompasses a wide range of materials documenting the life, family, and professional career of Lowell Thomas. These materials include correspondence, administrative and financial documents, manuscripts, printed materials, photographic materials, motion picture films, audio recordings, and memorabilia.

The Lowell Thomas Papers encompasses a wide range of materials documenting the life, family, and professional career of Lowell Thomas. These materials include correspondence, administrative and financial documents, manuscripts, printed materials, photographic materials, motion picture films, audio recordings, and memorabilia.

The 1909 Hudson-Fulton Celebration Collection, c. 1901-2009, contains materials and souvenirs associated with the commemorative celebration. The Hudson-Fulton Celebration commemorated the 300th anniversary of Henry Hudson’s discovery of the Hudson River and the 100th anniversary of Robert Fulton’s first successful commercial application of the paddle steamboat. The collection was created by Allen Fink and Susan Bette Fink (nee Budson). They devoted years to researching and collecting Hudson-Fulton Celebration items to create a comprehensive collection of materials telling the event's story.

The Hudson River Valley Commission was a New York State Agency, established by the Legislature in 1966, to coordinate planning along the Hudson River and to encourage the balanced development of the Valley’s land and resources. The HRVC collection consists of testimony, exhibits, legal briefs, opinions& orders, publicity materials, and stenographer’s reports concerning the Storm King decision.

"On the River" was a documentary TV series concerning the Hudson River and its surroundings. It was developed to inform people about the River as an economical and a recreational resource.

Rick Whitesell turned a childhood passion into a diverse musical career. His love of music led him to assemble a collection of records, or more appropriately, a collection of music, spanning five decades, dating back to the late 1920s. The collection consists of over 3,500 records and follows the development of music for more than fifty years. Also included in the collection are issues of "Goldmine" magazine, where Rick served as an editor and feature writer, as well as some audio and video tapes containing interviews and performances.

The McCann Postcard Collection consists of a series of postcards from the friends and family of the McCann’s around the world from the years 1901- 1908 as well as a book on a car’s transcontinental journey.

The Coffin Family Papers contains bills, promissory notes, receipts, account ledgers, bonds, deeds and other documents relating to the business and personal transactions of Robert Coffin of Dutchess County, NY.

Geraldine Geller, 1987 Marist alumni, took an interest in the ephemera of fashion and collected various paper advertisements and articles from newspapers and magazines. The collection consists of advertisements and articles from 1920s, 1930s and 1940s Harpers Bazaar, Vanity Fair, and Vogue. There are also various newspaper clippings from the 1940s and 1950s of historical interest.

The Weiss Papers is documentation by Brother Gerard Weiss of his family from 1879-1964. The collection includes correspondence, mortgage deeds, insurance policies, newspaper clippings, diaries and photographs pertaining to the Weiss family.