12" Discs
1. 1-51e December 1939 - March 1940
2. 52a-100 March - May 1940
3. 101-190 May - July 1940
4. 191-290 July - October 1940
5. 291-335b October - November 1940
6. 335a-390 November - December 1940
7. 391-455 December 1940 - January 1941
8. 456-519b January - April 1941
9. 520-615 April - October 1941 (one June 1942)
10. 616-725 November 1941 - January 1942 (one Dec. 1940)
11. 726a-800b December 1941 - November 1942
12. 801a-850 February - March 1942
13. 856-929 March - June 1942
14. 930-1004b June 1942 - March 1943
15. 1005-1133, M1-M20b, no.a-m, B1a-B11, Yeats March 1937 - November 1949
16" Discs
1. 1027-1128 June 1944 - September 1949