With the 18th century, men and women had been inflating balloons of cloth or canvas with incredibly hot air and sending it aloft, the Montgolfier brothers heading as far as to experiment with initial animals in 1782, after which, when altitude didn't kill them, human beings in 1783. ↑ odnosi https://ballonarch58013.blog-eye.com/36895271/rumored-buzz-on-balloon-arch-frame