カリフォルニア州連邦地方裁判所　南部地区移民帰化問題資料　1887～1940年 米国国立公文書館所蔵
Naturalization Records of the U.S. District Court for the Southern District of California, Central Division (Los Angeles), 1887 - 1940. Records of District Courts of the United States. NARA, RG21. 35mm silver positive microfilm 244 reels with guide.