"Additions and changes to April 1965": 63 p. at end.First ed. published in 1911 by the Classification Division of the Library of Congress.Kept up to d...
"Additions and changes to April 1965": 63 p. at end.
First ed. published in 1911 by the Classification Division of the Library of Congress.
Kept up to date by the Division's L.C. classification--additions and changes, and by an irregular cumulative publication issued by Gale Research Company, entitled Library of Congress classification schedules: a cumulation of additions and changes, Class S.