[Book list.]
National Book League (Great Britain)
National Book Council (Great Britain)
London : [s.n.],
1929-
The lists are of various editions.
Numeration drops with 2nd ser.
List 1-202 issued by the  National Book Council ; subsequent issues issued by the National Book League.
2nd and 3rd ser. published by the Cambridge University Press.
Subject index published in 1940.