Golden Eagle (Aquila chrysaetos)? or Legendary Eagle

Golden Eagle (Aquila chrysaetos)? or Legendary Eagle
Title
Golden Eagle (Aquila chrysaetos)? or Legendary Eagle
Date 
c. 1554-1564
Medium 
Watercolor and black ink on ivory paper, formerly laid on an album page
Dimensions 
Overall: 15 1/2 x 11 1/4 in. (39.4 x 28.6 cm), irregular
Description 
Avian Study. An Eagle as per Kinzelbach or a legendary species, originating from Aristotle, see Belon, Commentary p.407
Credit Line 
Gift of Nathaniel H. Bishop
Object Number 
1889.10.3.2
Marks 
Inside cover of Album 1 contains a printed catalogue description reading: "Drawings of European Birds, a Collection of upwards of 200 Drawings, most beautifully executed colours, of European Birds, taken from Nature, and most faithfully copied with a view to be published; but from the death of the artists M. la Grese, and M. Petit, they never were engraved. Most of them are accompanied with their names, in 4 large vols. oblong folios, formerly in the Duke of Devonshire's Collection"
Provenance 
The Duke of Devonshire, Chatsworth, England; John Cassin, Philadelphia, 1869; M.Thomas & Sons, Philadelphia, 1872; Nathaniel H. Bishop, Toms River, New Jersey
Due to ongoing research, information about this object is subject to change.
Creative: Tronvig Group