United States Geological Survey, Topographical Maps of McKeesport Quad, Pennsylvania; Denora Quad, Pennsylvania; Dawson Quad, Pennsylvania; South Connellsville Quad, Pennsylvania, Mill Run Quad, Fayette County, Pennsylvania; Ohiopyle Quad, Fayette County, Pennsylvania; Confluence Quad, Fayette County, Pennsylvania; Markleton Quad, Somerset County, Pennsylvania; Rockwood Quad, Somerset County, Pennsylvania; Murdock Quad, Somerset County, Pennsylvania, Meyersdale Quad, Somerset County, Pennsylvania; West Virginia University Student Paper for HIS 310: Architectural Description of the Gallatin Cottage, ca. 1789 (undated), 1952–1960

United States Geological Survey, Topographical Maps of McKeesport Quad, Pennsylvania; Denora Quad, Pennsylvania; Dawson Quad, Pennsylvania; South Connellsville Quad, Pennsylvania, Mill Run Quad, Fayette County, Pennsylvania; Ohiopyle Quad, Fayette County, Pennsylvania; Confluence Quad, Fayette County, Pennsylvania; Markleton Quad, Somerset County, Pennsylvania; Rockwood Quad, Somerset County, Pennsylvania; Murdock Quad, Somerset County, Pennsylvania, Meyersdale Quad, Somerset County, Pennsylvania; West Virginia University Student Paper for HIS 310: Architectural Description of the Gallatin Cottage, ca. 1789 (undated), 1952–1960, Box: 101, Item: 257. Institute for the History of Technology and Industrial Archaeology Records, A&M 3936. West Virginia and Regional History Center. https://archives.lib.wvu.edu/repositories/2/archival_objects/155981 Accessed January 08, 2025.