Category:Book series introduced in the 1950s 1900s1910s1920s1930s1940s1950s1960s1970s1980s1990s2000s Subcategories This category has the following 10 subcategories, out of 10 total. 0–9 Book series introduced in 1950 (9 P) Book series introduced in 1951 (4 P) Book series introduced in 1952 (5 P) Book series introduced in 1953 (1 C, 4 P) Book series introduced in 1954 (6 P) Book series introduced in 1955 (7 P) Book series introduced in 1956 (5 P) Book series introduced in 1957 (6 P) Book series introduced in 1958 (1 C, 4 P) Book series introduced in 1959 (3 P)
