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Postage stamp Hungary depicting a hot air ballon bicentennial of the first manned flight Stock Photo - Alamy
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Siege of Paris. Departure of a postal balloon 1870 France - War of 1870, Stock Photo, Picture And Rights Managed Image. Pic. POH-DFS09A04_369 | agefotostock
US Postal Service - All you need is 💕! Oh and mail of course. Lots and lots of mail! 😘 P.S. balloons not provided by USPS 😉 | Facebook
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Eugène Godards Postal Delivery By Hot Air Ballon 19th Century Stock Illustration - Download Image Now - iStock
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