Archive/Manuscript — 6 ms. boxes, 5 envelopes, 3 albums, 22 motion picture film reels.
Correspondence, memoranda, reports, orders, writings, photographs, motion picture film, and printed matter, relating to the naval forces of General Nikolay Yudenich during the Russian Civil War; the Russian refugee camp in Wünsdorf, Germany, in 1922; American military intelligence service activities, including the Baja Peninsula mission to investigate the possible establishment of a Japanese base in Mexico in 1942, and the Alsos mission to determine the status of German nuclear development in 1944-1945; and to allegations made in 1975 of the involvement of B. T. Pash with Central Intelligence Agency assassination plots. Video use copies of motion picture film available.
Correspondence, writings, diaries, orders, memoranda, genealogical material, printed matter, photographs, and memorabilia, relating to missionary work in Madagascar, 1875-1882; German prisoners of war in Siberia during World War I; the Russian Revolution; social conditions in China; Allied secret service and radio propaganda activities in World War II; and postwar American diplomacy.
Correspondence, speeches and writings, diaries, notes, memoranda, photographs, and memorabilia, relating to miscellaneous aspects of Anglo-Soviet relations during the Russian Revolution, British espionage in the Soviet Union during the Russian Revolution, miscellaneous aspects of British government activities during World War II (including Anglo-Czechoslovak relations), and personal affairs. Includes many letters by Baroness Moura Budberg, some letters by British espionage agent Sidney Reilly, some papers of Lockhart's son, Robin Bruce Lockhart, and some related collected material.