331. -. Thorn. Henderson (Peter Charles) The American Cowslip, for Dr. Thornton’s Temple of Flora, 1st state, aquatint, line and stipple-engraving by Thomas Warner , printed in colours and finished by hand, 515 x 400mm., trimmed within the platemark, but well outside the image and title, slight marginal browning, taped on verso of sheet edges to mount, framed and glazed, Dr. Thornton, 1801.
est. £800 – £1200