Dictionary of American biography : Index to volumes I-XX.

New York : C. Scribner's sons, 1937.

vi, 613 pages ; 26 cm

"The editors were unable to undertake ... [the] task [of compiling this index] Accordingly it was undertaken by the publishers, who have consulted with representatives of the American Council of Learned Societies, but the publishers issue this volume on their own responsibility"--Note, p. v.