Naturalization Petitions for the Eastern District of Pennsylvania, 1795-1930. (National Archives Microfilm Publication M1522, 369 rolls); Records of District Courts of the United States, Record Group 21; National Archives, Washington, D.C.
Naturalization Petitions of the U.S. District Court, 1820-1930, and Circuit Court, 1820-1911, for the Western District of Pennsylvania. (National Archives Microfilm Publication M1537, 437 rolls); Records of District Courts of the United States, Record Group 21; National Archives, Washington, D.C.