Название: Provisional description of Italian observation balloon
Издательство: War Department. Division of Military Aeronautics
Страниц: 44
Формат: PDF
Размер: 10 Мб
Качество: Хорошее
Год: 1919
Язык: английский
This book describes a new type of gas balloon developed by the Italians for observation. The book describes the dimensions, type of material used, and the maximum pressure. Contains 9 plates plus photographs.