Original SequenceFrontier FictionWesternUnited States·1936–1960·131 issuesAll1936 (5)1937 (6)1938 (8)1939 (4)1940 (3)1941 (3)1942 (6)1943 (5)1944 (5)1945 (6)1946 (5)1947 (6)1948 (5)1949 (6)1950 (6)1951 (4)1952 (5)1953 (6)1954 (6)1955 (5)1956 (6)1957 (6)1958 (6)1959 (6)1960 (2)OR#V19N04 (1956-January)#V19N04 (1956-January)OR#V19N05 (1956-March)#V19N05 (1956-March)OR#V19N06 (1956-May)#V19N06 (1956-May)OR#V20N01 (1956-July)#V20N01 (1956-July)OR#V20N02 (1956-September)#V20N02 (1956-September)OR#V20N03 (1956-November)#V20N03 (1956-November)
