American Black Oystercatcher (Haematopus bachmani) and Blackish Oystercatcher?, Havell plate no. 427

Title:
American Black Oystercatcher (Haematopus bachmani) and Blackish Oystercatcher?, Havell plate no. 427
lass="field field-name-field-e-inscriptions field-type-text-long field-label-above">
Inscriptions: 
Inscribed at upper center in graphite vertically[partially erased]: "..2…4 / … / usual depth --"; at upper right vertically: "On Some of these Birds-bills / The indentation of their… that / much in opening Shells as well / marked by having scale like / ...from it --"
Not promoted
27 700
Date: 
1838
Medium: 
Watercolor, graphite, and pastel with scratching out and touches of black ink and gouache on paper, laid on card
Dimensions: 
Paper: 20 3/4 x 28 3/4 in. (52.7 x 73 cm) Mat: 31 x 41 in. (78.7 x 104.1 cm)
Classification: 
Date End: 
1 838
Credit Line: 
Purchased for the Society by public subscription from Mrs. John J. Audubon
Object Number: 
1863.17.427
Date Begin: 
1838
Due to ongoing research, information about this object is subject to change.
Creative: Tronvig Group