American men of science; a biographical directory.

1st 1906; 2nd 1910; 3rd 1921; 1921; 4th 1927; 5th 1933; 6th 1938; 1944; 1949 8th; [1st ed.]; v.1 11th ed.; v.2 11th ed.; 3rd ed.; 9th 1955 v.3; 10th 1960 v.1; 10th 1960 v.2; v.3 11th ed.; 10th 1960 v.4; v.4 11th ed.; 10th 1960 v.5; 1965 v.2 D-G; 1965 v.2; 1965 v.3 H-K; 1965 v.3; 1965 v.4 L-O; 1965 v.4; 1965 v.5 P-Sr; 1965 v.5; v.5 11th ed.; 1965 v.6 St-Z; 1965 v.6; v.6 11th ed.; v.7 11th ed.; v.8 11th ed.; 11th ed.:P-Sr (1967); 11th ed.:St-Z (1967); 1; Supp. 3 11th ed.; Supp. 2 11th ed.; Supp. 1 11th ed.; Supp. 4 11th ed.; 1965 Suppl. v.2; 1965 Suppl. v.4; 1965 Suppl. v.5; 1965 Suppl. v.6; 1970 suppl.6; 1969 suppl.5; 1966 suppl.1; 1968 suppl.4; 1965 suppl.2; Suppl.2:11th ed. (1967); Suppl.3:11th ed. (1967)