"Birds of America"
Sotheby's via Bloomberg
A hand-colored illustration from the John James Audubon book "Birds of America." The work, published from 1827 to 1838, was estimated to sell for as much as 6 million pounds in Sotheby's Dec. 7 auction of books, manuscripts and drawings from the collection of Frederick, 2nd Baron Hesketh. The work fetched 7.3 million pounds.