Original signed and inscribed felt tip sketch of a covered bridge on the bottom blank portion of a 1972 TLS from an admirer on a 7.25 x 10.5 sheet, signed and inscribed, “To Joseph A. Dague, Jr., Eric Sloane 1973.” Matted, so only the sketch is visible, to an overall size of 13 x 12. In fine condition. RRAuction COA.