This document summarizes online resources for researching auction sales and sellers of artworks, including: 1) Auction catalogs from the 1700s to present in the Watsonline and Art Sales Catalogues Online databases, providing bibliographic and full-text records. 2) The SCIPIO database containing over 300,000 auction catalog citations from the 1500s to present. 3) Indexes like ArtNet, AskART, and Art Fact Pro providing information on recent auction sales. 4) Newspaper archives like the Times Digital Archive and New York Times to research past owners and auction sales.

1. Online Tools for Auction Research Erika Hauser & Deborah Vincelli Thomas J. Watson Library The Metropolitan Museum of Art

6. Master of the Playing Cards (German, active ca. 1425-1450) The Queen of Flowers, ca. 1435-1440 Image source: http://www.metmuseum.org

7. Provenance: Aumüller, Munich. Jan. 30, 1871 lot 905 Collection: Friedrich Brugger, Munich Gutekunst, Stuttgart. May 11 - 22, 1909 lot 2139 Collection: A. Freiherr von Lanna, Prague. Rudolf Ritter von Gutmann, Vienna (Lugt 2770) Image source: http://www.metmuseum.org

9. SCIPIO Gutekunst, Stuttgart. May 11 - 22, 1909 lot 2139 Collection: A. Freiherr von Lanna, Prague Aumüller, Munich. Jan. 30, 1871 lot 905 Collection: Friedrich Brugger, Munich Image source: http://www.metmuseum.org

11. Art Sales Catalogues Online Aumüller, Munich. Jan. 30, 1871 lot 905 Collection: Friedrich Brugger, Munich Source: http://www.metmuseum.org

15. Artist: John La Farge Title: Winter Thaw Country of Origin: American Medium: Painting Source: http:// www.artnet.com/PDB/FAADsearch/LotDetailView.aspx?lot_id =424392943

17. Artist: Katsushika Hokusai Title: Couples on a bridge over choppy waters with fallen maple leaves Medium: color print Country of Origin : Japan Source: http://artsalesindex.artinfo.com/artsalesindex/aps/lots/10701191

19. Plate , 18th century (1755–60) Manufactured by Imperial Porcelain Manufactory, St. Petersburg Made in St. Petersburg, Russia Hard-paste porcelain, (65.47) Source: eMuseum

21. http:// www.finarte.it /

23. Artist: Thomas Gainsborough (English, 1727–1788) Title: Portrait of a Man, Called General Blyth Medium: Oil on canvas Accession Number: 60.71.7 Source: eMuseum

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