The papers of Hubert Harrison, the brilliant and influential writer, orator, educator, critic, and political activist in Harlem during the early decades of the 20th century.

This manuscript is entitled "Les causes et les effets du coup d'etat communiste a Prague en fevrier 1948."

Scrapbook materials of Hubert "Spike" Nagel, a member of the UB Class of 1927.

This collection, which dates from 1740-2004, includes dozens of hand drawn maps, and maps with engravings, most of them originals, as well as bound atlases, representing the City of Hudson and its immediate surrounding area, including Columbia County and portions of adjacent counties as well as New York State. These items contain important information about the history of Hudson and the surrounding region – from insurance and railroad maps, topographical and geological maps, to bird’s eye view drawings and developmental proposals. The collection also includes maps that provide information about The Hudson River as a site of commerce, industry, travel, and tourism, as well as wildlife and residential life, since the settling of the city of Hudson. The collection features maps and bound atlases from a multitude of important historic publishers, including Beers, Ellis & Co.; H.H. Rowley & Co; F.W. Beers; Hudson River Sloop Clearwater; The Sanborn Map Company; and Frank E. Richards, among others.

This collection assembles hundreds of photographs and some slides that have come into the possession of the Hudson Area Library over the years, either by donation or purchase. Photographs date from the early 1800s to the mid-2000s and depict people, places, and activities in Hudson, N.Y. as well as wider Columbia County.

The HAL Oral History Project collection consists of CDs and digital files of oral histories conducted with residents of the City of Hudson, N.Y from 2013 to present, images of the interviewees, and supporting documentation of the project.

The Hudson Guild Records document the institution from its origins in the 1890s, when it organized clubs for Chelsea boys, to its work a century later, when it provided a wide range of social services to West Side residents.

The Hudson River Conservation Society was founded in 1936 in order to preserve and protect scenic and historic landmarks in the Hudson Valley and seek regulation when necessary to achieve this. The Hudson River Conservation Society Collection documents the history and continued efforts of the Society as a non-profit agency, fighting for the conservation and protection of the Hudson River, its surroundings, and its environment. The Hudson River Conservation Society collection consists of correspondence, office records, reports, memoranda, newsletters, brochures, maps, newspaper clippings, press releases, opinion polls, financial records, scrapbooks, photographs, books, and other printed material.

The Hudson River Environmental Society Collection documents the research, actions, and legal cases involving environmental issues surrounding the Hudson River Valley. Various interests include Storm King Mountain, Con Edison’s Cornwall Pumps, Indian Point, Dredging, Transportation, Danskammer, and many others. The collection also contains communication and records of cooperation with other environmental groups such as Scenic Hudson and the Hudson River Valley Greenway Council.

The Hudson River Environmental Society (HRES) was founded in 1970 to foster research on the Hudson River environment and related coastal areas, provide a forum for communication and cooperation among researchers, and make the results of environmental research available and accessible to concerned citizens and public officials. The Hudson River Environmental Society Library contains approximately 12 linear feet of records and 1,226 monographs. The records consist of field notes, meetings minutes, research papers, memorandum, and newspaper and article clippings. The monographs consist of scientific reports generated by government agencies and private organizations concerned with the environmental condition of the Hudson River.