Free-Franked Signature / Unsigned Portrait.
The Civil War governor of Illinois (1861-65) also served as representative (1851-55) and senator (1865-71). Bold and handsome "Richd Yates / USS," tan 3½" X 1" slip, n.p., n.y. Fine. Though not dated, this would have been a free-franking signature clipped from a type of envelope commonly used by Congressman..... More