17th president of the United States. He began his political career in Greenville, Tennessee, when he became town alderman at age 21 and was elected mayor a few years later. Pencil signature, “Andrew Johnson, Greenville Tenn,” on an off-white 3.75 x 2.25 card. In fine condition, with small area of trivial soiling, discolored corners from previous mounting. R&R COA.