This collection contains records for the All Aboard Hudson organization, which was formed by Hudson citizens in 2005 in order to prevent the demolition of the Hudson Railroad Depot. The collection includes detailed architectural drawings and historical reports on the Hudson depot, correspondence regarding the relocation effort, as well as a historical narrative on railroads in Ohio from 1850-1960.

Collection of materials about the creation and management of the nonprofit Case-Barlow Farm, a nonprofit formed to preserve the legacy of the Case and Barlow families and their farm property.

Papers of Patricia Eldredge, a founding member of Hudson Heritage Association (HHA) and the Architectural Board of Hudson, Ohio. The collection contains material relating to various HHA preservation projects in Hudson, Ohio, as well as research material for Eldredge's book Square Dealers.