Son of Declaration signer Benjamin Rush, who served as Attorney General, Acting Secretary of State, and Secretary of the Treasury (1780-1859); these influential roles helped bring about the Monroe Doctrine. Ink signature, "Richard Rush,” on an off-white 4.25 x 1.25 sheet clipped from the close of a document. In fine condition. Encapsulated in a PSA/DNA authentication holder, grading the autograph as "NM-MT 8."