P.I.761/Kat. 

Cumulative-Book-Index. A world list of books 
in the english lenguage. Ed.: Mary Burnham 
/u.a./. 1968 -1952.-New York: Wilson 
1945-53. 4 

1938-1942. 1945. 2.722 S. 
1943-1948. 1950. 2.566 S. 
1949-1952. 1953. 2.123 S.