The Secret Seven is a 16-book series with 15 released primary works first released in 1949 with contributions by Enid Blyton.
Planned book #2 of 17 in The Secret Seven
18 Readers • 121 pages • 3.7
#3 of 15 in The Secret Seven
1951 • 16 Readers • 95 pages • 3.6
#5 of 15 in The Secret Seven
1953 • 1 Reader • 103 pages • 5
#10 of 15 in The Secret Seven
1958 • 10 Readers • 125 pages • 3.9
#11 of 15 in The Secret Seven
1959 • 2 Readers • 96 pages • 4
#12 of 15 in The Secret Seven
1960 • 10 Readers • 130 pages • 3.9
15 The Secret Seven
1957 • 1 Reader • 90 pages