Sujet
Design drawing for system to raise and lower captive balloon, controlled by four ropes forming a pyramidal shape and operated by winches on the ground below ca 1820-1870
Légende
Design drawing for system to raise and lower captive balloon, controlled by four ropes forming a pyramidal shape and operated by winches on the ground below ca 1820-1870.
Crédit
Photo12/Universal Images Group/HUM Images
Notre référence
UMG22A27_305
Model release
Non
Property release
Non
Licence
Droits gérés
Format disponible
26.3Mo (1.4Mo) / 31.5cm x 20.9cm / 3726 x 2464 (300dpi)