xplanes: “Albert Tissandier (left), Gaston Tissandier (right), and an unidentified man in the basket of their airship demonstrating an electric navigational system featuring a propeller. Wood engraving between 1880 and 1900” (from the Library of Congress Tissandier Collection)

xplanes:

“Albert Tissandier (left), Gaston Tissandier (right), and an unidentified man in the basket of their airship demonstrating an electric navigational system featuring a propeller. Wood engraving between 1880 and 1900”

(from the Library of Congress Tissandier Collection)

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