Baltimore lawyer (1779–1843) who was inspired to write the “Star-Spangled Banner” after he witnessed the bombardment of Fort McHenry by the British in 1814. Bank check, 5.5 x 2.5, filled out and signed by Key, payable to Mrs. Peggy McLaughlin for $42.50, May 14, 1806. Matted and framed with a descriptive engraved plaque to an overall size of 11 x 12. In very good condition, with folds, wrinkles, scattered light spots, and a few small holes and chips. The signature is bold, dark, and unaffected by any faults. R&R COA.