Adams, John W. UNITED STATES NUMISMATIC LITERATURE. VOLUME I: NINETEENTH CENTURY AUCTION CATALOGS. Mission Viejo: George F. Kolbe, 1982. Frontispiece; 270, (2) pages; 22 additional plates; pictorial endpapers. 2001 Additions & Corrections booklet laid in. [with] Adams, John W. UNITED STATES NUMISMATIC LITERATURE. VOLUME II: TWENTIETH CENTURY AUCTION CATALOGS. Crestline: George F. Kolbe, 1990. Frontispiece; 418, (2) pages; 21 additional plates; pictorial endpapers. Two volumes. 4to, original matching red cloth and boards, lettered and decorated in gilt and black; page edges speckled; printed in red and black. Previous owner's embossed stamp on title pages. Fine. Essential works for anyone seriously interested in either the auction catalogues themselves or their contents. Each volume is one of 500 copies printed, bound by hand and printed on acid free paper.