General John Pershing acquired his nickname “Black Jack” as one of Teddy Roosevelt’s “Rough Riders” who began his illustrious military career by driving the Spanish off the heights overlooking Santiago, Cuba. He was “General of the Armies” when he signed this photograph “To Edward L. Grant Post American Legion Franklin, Mass, with warm regards John J. Pershing Aug 17. 1920”. Signature & inscription in black fountain pen. Pictures Pershing in full military dress. EX.