Fine cloth copy in an equally fine dw. Particularly and surprisingly well-preserved; tight, bright, clean and especially sharp-cornered. ; 344 pages; Description: 344 p. : ill. (some col. ) , maps (some col. ) ; 30 cm. Includes bibliographical references (p. 335) and index. Subjects: Library of Congress. Library resources --Washington (D. C. ) . National libraries --United States --History.