• Delaware Historical Society, 505 Market St., Wilmington, DE 19801 (Private Delaware collections).
• Wilmington Institute Free Library, Rodney Sq., Wilmington, DE 19801 (Indexed Delaware published materials).
• Recorder of Deeds, Court House, Dover, DE 19901 (Kent County Land Records).
• Recorder of Deeds, Public Building, Wilmington, DE 19801 (New Castle County Land Records).
• Recorder of Deeds, Court House, Georgetown, DE 19947 (Sussex County Land Records).
• Morris Library, University of Delaware, Newark, DE 19711 (General Delaware materials, Special collections).
• Historical Society of Pennsylvania, 1300 Locust St., Philadelphia, PA 19107 (genealogy, private papers, Penn family).
• Maryland Hall of Records, 350 Rowe Blvd., Annapolis, MD 21401 (Maryland official records).
• National Archives and Records Administration, Washington DC 20408 (Federal records, including military service).
• Eleutherian Mills-Hagley Foundation, Greenville, Wilmington, DE 19807 (Regional business and industrial records).
• Office of Vital Statistics, P.O. Box 637, Dover, DE 19903 (Birth, death, marriage records).
• News-Journal Papers, PO Box 15505 (Basin Rd.), Wilmington, DE 19850 (Delaware news reports).
• Maryland Historical Society, 201 W. Monument St., Baltimore, MD 21201 (Private Maryland Papers).
• Friends Historical Society, Swarthmore College, Swarthmore, PA 19081 (Records of the Religious Society of Friends).
• Genealogical Society of the Church of Jesus Christ of the Latter-Day Saints, 47 E. South Temple, Salt Lake City, UT
• Family Search, Salt Lake City, Utah (866) 406-1830
• Federal Records Center, 9th & Market St., Room 9350, Philadelphia, PA 19144 (215) 597-3000.
• Balch Institute for Ethnic Studies, 18 South 7th St., Philadelphia, PA 19106 (Early Ship Passenger lists).