German aeronautical engineer who built nearly 100 powered balloons; the zeppelin is named for him. DS, signed 'Graf Zeppelin,' one page, 8.25 x 11, March 16, 1883. Graf signs an interception to attend the celebration of the 200th anniversary of the Regiment of King Karl. In fine condition, with small tape repair to right edge and a fold lightly touching portion of first letter of signature. RRAuction COA.