Petitions for Naturalization, 1912–1967. NAID: 1227178. Records of the District Courts of the United States, 1685-2009. Record Group 21. The National Archives at Seattle. Seattle, Washington, U.S.A.

Petitions for Naturalization, 1903–1981. NAID: 1224771. Records of the District Courts of the United States, 1685-2009. Record Group 21. The National Archives at Seattle. Seattle, Washington, U.S.A.

Petitions for Naturalization, 1907–1980. NAID: 1229787. Records of the District Courts of the United States, 1685-2009. Record Group 21. The National Archives at Seattle. Seattle, Washington, U.S.A.

Petitions for Naturalization, 1893–1941. NAID: 5654140. Records of the District Courts of the United States, 1685-2009. Record Group 21. The National Archives at Seattle. Seattle, Washington, U.S.A.

Petitions for Naturalization, 1892–1967. NAID: 5651666. Records of the District Courts of the United States, 1685-2009. Record Group 21. The National Archives at Seattle. Seattle, Washington, U.S.A.