From the 18th century, people today had been inflating balloons of fabric or canvas with scorching air and sending it aloft, the Montgolfier brothers going as far as to experiment with initial animals in 1782, after which, when altitude did not destroy them, human beings in 1783. Z polskiej perspektywy https://damienzglrw.wikipublicity.com/7115140/facts_about_ballon_arch_revealed