Sujet
Perpendicular Canal Lift
Légende
Perpendicular Canal Lift. The weight of the tub boats was counterbalanced by a tub of water in shaft (right). A semaphore signal indicated the status of the boats. 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_009802P
Licence
Droits gérés
Format disponible
29.3Mo (3.1Mo) / 24.4cm x 30.0cm / 2887 x 3543 (300dpi)