Charles Barlow. Fig. 4. Fig. 5. 6 and 7 Vic. cap. 65. DESIGN FOR A REVOLVING. through the tubes, and, when ascending, ... manual, or animal power, the general mode, however, which would be found most practicable, would be the winch-anbsp;...
|Title||:||The Patent journal, and inventors' magazine, ed. by C. Barlow and P. Le Capelain|