Žádosti o udělení státního občanství ve státě Maryland, 1906-1931

"Maryland, Naturalization Petitions, 1906-1931." Database. FamilySearch. http://FamilySearch.org : 13 February 2025. From "Naturalization Petitions of the US District Court for the District of Maryland, 1906-1930." Database. Fold3.com. http://www.fold3.com : n.d. Citing NARA microfilm publication M1640. Washington, D.C.: National Archives and Records Administration, n.d.