Auction Industry
Audubon ‘Great Blue Heron’ Leads Sale John James Audubon, Great Blue Heron, Plate CCXI, hand-colored aquatint and engraved plate from Birds of America, London, 1834. Estimate $40,000 to $60,000. New York—Maps & Atlases, Natural History & Color Plate Books comet to auction at Swann Galleries on Thursday, July 9. American…