TY - BOOK AU - Grout,Catherine White TI - An explanation of the tables used in the schedules of the Library of Congress Classification: accompanied by an historical and explanatory introduction PY - 1940/// CY - Columbia University, New York PB - School of Library Service KW - Classification, Library of Congress N1 - Thesis (M.Sc)--Columbia University, 1939; Bibliography: p. 104-108 ER -