アメリカ合衆国駐箚ロシア政府領事館文書　1862～1922年
Records of the Russian Consulates in the U.S., 1862 - 1922. Records of the seven consulates that the Imperial Russian Government maintained in the United States. NARA, RG261: Records of Former Russian Agencies. 35mm silver positive microfilm 169 reels with guide.