Dating from the 1790s through 1970, the Lincklaen/Ledyard collection in the Lorenzo archive contains correspondence, land records, wills, maps, store and personal account ledgers, photographs, ephemera, and more created, collected or relating to the family members, enslaved, servants, and business and personal associates.

The deClercq Family Papers contain correspondence, land papers, documents, and photographs of the deClercq Family and their direct descendants, The Kingsbury and The Mather Families.

The Meadows collection is comprised of documents, papers, and photographs collected by the families that owned The Meadows mansion in Cazenovia, NY. These families include The Ledyards, The Hubbards, and The Oakmans, providing a snapshot of the personal life of an upper class family during the mid 1800s to the 1950s. Please see the scope and content note for a more in depth description of the collection.

Mildred F. Taylor was a Republican politican from Lyons, Wayne County, New York. Taylor was a delegate to the Republican National Convention from New York in 1940, 1948, 1952 (alternate),and 1960; the chairman of the Wayne County Republican Committee, 1943-1956; and a member of the Assembly of the New York State Legislature, 1946-1960. This collection documents her vast political experiences, including her work on the Joint Lesiglative Committee on Historic Sites.