Sadler's Wells is a 13-book series with 13 primary works first released in 1950 with contributions by Lorna Hill.
1950 • 2 Readers • 189 pages • 4
1951 • 216 pages
1953 • 1 Reader • 384 pages • 4
1952 • 1 Reader • 210 pages • 4
1952 • 1 Reader • 192 pages • 4
1954 • 1 Reader • 172 pages • 4
1955 • 1 Reader • 176 pages • 4
1952 • 1 Reader • 157 pages • 4
1958 • 1 Reader • 168 pages • 4
1959 • 1 Reader • 4
1960 • 1 Reader • 3
1962 • 1 Reader • 4
1964 • 1 Reader • 167 pages • 4