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索引　1887～1937年 米国国立公文書館所蔵
Index to Naturalization Records of the U.S. District Court for the Southern District of California, Central Division (Los Angeles), 1887 - 1937. Records of District Courts of the United States. NARA, RG21. 35mm silver positive microfilm 2 reels.