Front nauki i tekhniki.

1931 no.4-5; 1931 no.6; 1931 no.9-12; 1932 no.1-5; 1932 no.6-12; 1933 no.4-5; 1933 no.6; 1933 no.9; 1934 no.1; 1934 no.2; 1934 no.9; 1934 no.10-11; 1935:7-12; 1935 no.1-6; 1935 no.7-12; 1936:1-6; 1936:7-12; 1936 no.1-4; 1936 no.8; 1936 no.10-12; 1937:1-6; 1937:7-12; 1937 no.1; 1937 no.2; 1937 no.3; 1937 no.4; 1937 no.5; 1937 no.6; 1937 no.7; 1937 no.8-9; 1937 no.10; 1937 no.11; 1937 no.12; 1938; 1938 no.2; 1938 no.3; 1938 no.4-5; 1938 no.6; 1938 no.7