[PHOTOGRAPHY]. [LINCOLN, Mary Todd (1818-1882), subject]. [AYER, George F., photographer]. Tintype Portrait of Mary Todd Lincoln in a Carte de Visite Mount. [Portland, ME, ca. 1860s]. Rare tintype of Mrs. Lincoln in Carte de Visite mount with oval window, one of Ayer's ?Union Card Picture" cards. Mrs. Lincoln's cheeks are lightly tinted in red. Oval approximately 1 ? x 1 ?". Mount approximately 4 x 2 ?". A few small scratches in the emulsion above Mrs. Lincoln's head, minor toning, very faint thumbsoiling to mount. Fine. An exceedingly scarce item. From the renowned personal collection of Dr. George D. Lacy. Measurements: 4 x 2 ?".