Sujet
Perpendicular Canal Lift
Légende
Perpendicular Canal Lift. Cranes hoisted a tub boat, the weight of which was counterbalanced by tub of water in shaft parallel to path of boat. Semaphore signal indicated status of boat. Not found practicable. From "A Treatise on the Improvement of Canal Navigation" by Robert Fulton (London, 1796). Robert Fulton (1765-1815) American engineer. Engraving.
Date
18e siècle
Crédit
Photo12/Ann Ronan Picture Library
Notre référence
ARP07112_009801P
Licence
Droits gérés
Format disponible
30,8Mo (2,6Mo) / 25,7cm x 30,0cm / 3039 x 3543 (300dpi)