The citations are in alphabetical order and a number of artists' signatures, as well as the location of works, are featured. Allegemeines Lexikon der bildenden Kunstler von der Antike bis zur Gegenwart. Ulrich Thieme and Flexi Becker. Thieme-Becker is a comprehensive source. It is written in German, is international in scope, and covers a limited range of the fine arts.
Emphasis is placed on painters and engravers, but some architects and sculptors are included.
Locations of works are provided and there is a concentration on 20th-century artists. There is also a supplement by Vollmer and a new edition is being published. Volumes 1-9 of the new edition are owned by the Library. West Newton, Mass. Auction Index. Leonard's is a listing of original art works sold at auction by the major auction houses in the United States.