O'Hara, Charles E. An Introduction to Criminalistics : the application of the physical science to the detection of crime / Charles E. O'Hara and James W. Osterburg - New York : MacMillan , 1949 - xxii, 704 p. : ill. ; 24 cm. Includes Index. Subjects--Topical Terms: Criminalistics. Dewey Class. No.: 363.25 / OHC 1949