License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Francis Goodwin. Domestic Architecture: Being a Second Series of Designs for Cottages, Lodges, Villas and Other Residences, in the Grecian, Italian, and Old English Styles of Architecture, 1834. The Metropolitan Museum of Art.