Henri Giffard, Hot Air Balloon In Paris, 1878. Photo: Library of Congress.

Henri Giffard, Hot Air Balloon In Paris, 1878. Photo: Library of Congress.

Henri Giffard, Hot Air Balloon In Paris, 1878. Photo: Library of Congress.

Henri Giffard, Hot Air Balloon In Paris, 1878. Photo: Library of Congress.

Leave a Reply

Your email address will not be published. Required fields are marked *