Plate from 18th century encyclopedia showing illustrations of various pneumatic devices. The main illustration shows a 'wind-gun',or in modern parlance,an airgun a device that uses air pressure rather than gunpwder to propel a projectile. The bottom illustrations show the mechanism of a windmill | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Parker, David |
Taille de l’image : | 4345 px × 7154 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |