MILITARIA -- COSSACKS -- Kazaki zagranitsei. Mart 1929g - Fevral 1930g. [i Mart 1930 - Ianvar 1931g; Mart 1932 - Mart 1933; Mart 1933 - Mart 1934; Mart 1934 - Mart 1935.] Sofia: Shtab Donskago Korpusa, 1930-31, 1933-35. 5 vols, 8°. Original printed wrappers (some wear). -- Materialy k istorii Donskoi Artillerii. Vypusk I [i vypusk II.] Paris: Soiuz Donskikh Artilleristov, 1936, 1939. 2 vols, small 2°. Original wrappers (some wear). (7)