[GROUP OF FOUR BOTANICAL ENGRAVINGS] Arum maculatum Lin. Cinchona condaminea Humb.et Bonpl. Convolvulus scammonia Lin. Githago segetum Desf.
No Place of Publication. Circa 1850s. Four intaglio engravings with original handcolor, images approximately 6 1/2 x 5 inches on sheets approximately 11 x 7 1/2 inches (one trimmed to 6 3/4 inches wide). Very small tears and chipping to edges of three sheets and creasing to two sheets, outside.....