German aviation pioneer (1868–1954) who headed the Zeppelin Company, builders of the famed dirigibles Graf Zeppelin and Hindenburg. Ink signature, “Hugo Eckener, 1 Marz 25,” on an off-white 5 x 7.25 album page. Also signed with an AQS in German by technical innovator Wilhelm Exner, in full (translated): “Men must always fight to win. Dr. Wilhelm Exner, Wien 1 August 1930,” and boldly signed on the reverse by Austrian theater actor Raoul Aslan. In fine condition, with slight show-through from signature to reverse. Pre-certified PSA/DNA and RR Auction COA.
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