Bold ink signature, “With great respect, Yr. truly, Saml. L. Clemens, Mark Twain,” on an off-white 5 x 3 card. Matted with an antique portrait engraving to an overall size of 10 x 16.5. In fine condition overall, with mat burn to edges and light staining at bottom right corner (touching “Twain” and part of “Clemens”). RRAuction COA.
