First ed. published in 1916 by the Classification Division of the Library of Congress, under title: Classification. Class D: Universal and Old World history. "Additions and changes to July 1965": 55 p ...

https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001~!206117~!0#focus ...