This collection consists of the papers of Robert Bruce Horsfall, a noted nature artist who lived in Egypt, New York, in retirement. The materials date between 1869 and 1948. They consist of

This collection consists of 21 photographic prints and 1 album of photographs from the early life of Robert E. Eisele of Rochester, New York. The photographs document Eisele's childhood and youth in Rochester, while the album covers his time as a member of the Civilian Conservation Corps in 1934-1935, working with Company 1265 in the development of what are now known as Buttermilk Falls and R. H. Treman State Parks.

The Robert N. Abbott Collection consists of Abbott's personal papers, speeches, a 1934 yearbook, a scrapbook, testimony and correspondence regarding his time as a prisoner of war in Korea, court documents pertaining to his death in a 1964 helicopter crash, Monroe County Civil Defense newsletters, newspaper clippings, documents pertaining to WWII service, photographs.

This collection consists of records of the Rochester and Genesee Valley Railroad. The records date from 1853 to 1913. They include letters, memoranda, fiscal records, annual reports to Federal and New York State government agencies, records of stock sales, a stock transfer book, and stock certificates.

The Rochester Art Club is one of the oldest continuously active art organizations in the United States. This collection consists of four minute books from the Club's first 5 decades of existence, along with one folder of addenda. These materials date from 1877 to 1930.

Notes, ephemera, receipts for annual dues, and incorporation share receipts from the Rochester Athletic Club, 1888 to 1894. The collection also includes receipts from stock sales in the Rochester Athletic Association from 1877. It is unclear how these materials came to be intermingled in this collection, as the two organizations do not appear to have been connected in any way.

This collection consists of the records of the Rochester Business and Professional Women's Club, a social and professional organization that operated in Rochester from 1919 until approximately 2004. The organization provided networking and professional development opportunities for its members, along with organizing social events. Materials in the collection span the period 1919 to 2013. They include scrapbooks, photo albums, a presidents' notebook, and numerous records of the treasurer.

This collection consists of the records of the Rochester Business Institute dating from 1887 to 2016. The records are comprised of school newspapers, faculty and staff correspondences, course catalogs and other school publications, yearbooks, textbooks, scrapbooks, and photographs.

This collection consists of the records and news coverage of the Rochester Civic Garden Center acquired from the Center when it downsized upon its closure in 2018. The materials consist of scrapbooks, newspapers and magazines, posters and maps, photo albums, and published books dating between 1881 and 2013 on gardens and green spaces in the Rochester area.

This collection consists of materials relating to Rochester Health Bureau, particularly Chief Milk Inspector W. O. Marshall. It includes correspondence of W.O. Marshall (Chief Milk Inspector) and the Health Bureau. 1910-1911; 1913; 1916-1920, including one letter to George Goler. It also includes 54 lantern slides of Education Exhibition in 1912. The materials as a whole date between 1910 and 1918,

The Rochester Family Papers span the years 1788 to 1881 and include deeds, correspondence, receipts, and bills belonging to members of the Rochester family. Of special note is a piece of Sophia Rochester's wedding dinner dress underskirt. The collection also includes Col. Nathaniel Rochester's 1831 handwritten will, an inventory of his estate, and deeds and indentures regarding his many land dealings. A copy of Rochester's 1830 will is also included.

This collection consists of the records of the Rochester New York based gas and electric company, RG&E (Rochester Gas and Electric). The materials date between 1860 and 1998, with a bulk of the materials dated between 1905 and 1970. The collection consists of photographs, correspondence, administrative documents, diagrams, and maps.

This collection consists of a single, fragile leaflet used as a text for Americanization courses taught in the Rochester City Schools during the 1920s.