Description
The oldest airmail letters in the world from the first airmail route in the world, the 'Colding Airmail Letter Set', produced with the permission of the Royal Danish State Archives, 3 languages, Danish/English/German, 4 pages of text and 6 coloured facsimile prints, with texts on the back, these are balloon flights during the Napoleonic Wars from 1808, documented as the oldest airmail letters in the world. #60405