464. Maryland Geological Survey: Queen Anne's County. Baltimore, Md.: Johns Hopkins Press, 1926. R1.3/No. 8

464. Maryland Geological Survey: Queen Anne's County. Baltimore, Md.: Johns Hopkins Press, 1926. R1.3/No. 8, Box: 41. William J. Cohen papers, MSS 0468. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/192497 Accessed September 19, 2024.