German World War I military hero (1847–1934) and president of Germany from 1925 to 1934. ALS in German, signed “Hindenburg,” on a 5.75 x 4.5 Grosses Hauptquartier correspondence card, January 29, 1917. Hindenburg writes to Frau Boetticher, sending thanks for her efforts to supply warm clothing for the troops. Accompanied by the original mailing envelope addressed in Hindenburg’s hand and bearing his return signature on the reverse In very fine condition. R&R COA.