Avorio-Prassone balloon
තවම පරිවර්තනය කර නැත — ඉංග්රීසියෙන් පෙන්වයි.
Avorio-Prassone kite balloon (in French Avorio-Prassone Captif) was a type of non-rigid military observation balloon, designed in 1915 by Luigi Avorio and Eugenio Prassone. The type entered into service in the Royal Italian Army and became the main domestic type of observation balloon during World War I.
