188 EDITORIAL NOTES 



SOURCES • VJR7 OWE 



'The Spread of Understanding" is printed from a hitherto unpub- 

 lished manuscript of 1922. 



"The History of Medicine versus the History of Art" was the 

 Fielding H. Garrison Lecture read before the Seventeenth Annual 

 Meeting of the American Association of the History of Medicine, 

 Atlantic City, N. J., 4-6 May 1941. It first appeared in Bulletin of 

 the History of 'Medicine, 1941, iO: 123-135, and is reprinted with 

 a few minor emendations, and without the bibliographic footnotes. 



"The History of Science" is reprinted with a few deletions and 

 minor emendations from 7he Monist, 1916, 26: 321-365. 



VART 7WO 



"Secret History" is made up of a portion of "The Teaching of the 

 History of Science," 3sis, 1921-2, 4 .■ 225-249 and a portion of "The 

 New Humanism," Isis, 1924, 6: 9-42. 



"Leonardo and the Birth of Modern Science" was first pub- 

 lished under the title "The Message of Leonardo : His Relation to 

 the Birth of Modern Science," in Scribner's Magazine, 1919, 

 65: 531-540; it is reprinted here with several deletions and emen- 

 dations. 



"Evariste Galois" was first printed in 7be Scientific Monthly, 

 1921, 13: 363-375, and was reprinted in Osiris, 1937, 3: 241- 

 259 (with portrait, facsimiles, and bibliography) . 



"Ernest Renan" is printed from an original manuscript of 1922; 

 a portion of this essay was printed in 7he Nineteenth Century 

 and After, 1922, 92: 953-961. 



"Herbert Spencer" is an abbreviated form of an essay with the 

 same title in Scribner's Magazine, 1920, 67: 695-701; reprinted 

 in Jsis, 1921, 3.- 375-390 (with portrait and elaborate biographical 

 and iconographic notes) . 



