Classification, Class P, subclass PT, part 1: German literature, with supplementary pages. - U. S. Library of Congress Subject Cataloging Division; United States Library of Congress Classification Division (Washington U. S. Government Printing Office, 1957)
"Additions and changes to October, 1956" : 11 pages at end.
Previous ed. published in 1938, by the Classification Division of the Library of Congress, under title : Classification. Subclass PT, part 1, German literature
Keywords: Classification -- Books -- German literature