Practical experiments with tethered balloons and kite balloons from 1885:
[Scientific American 1897-jul 03 vol. 77 iss. 1] - Parseval’s Kite Balloon (1897).pdf (216.1 KB)
Practical experiments with tethered balloons and kite balloons from 1885:
[Scientific American 1897-jul 03 vol. 77 iss. 1] - Parseval’s Kite Balloon (1897).pdf (216.1 KB)