J42 LIFT Ft>R CANALS. 



Machinery for usual proportion in the common traffic on canals. The result 

 lowe"fuH?oatt of thls wil * sur P rize manv persons who had formed a very 

 upon canals different idea of the power of the lift, and must be very gratify i 

 without the ing to the inventor, who, whether the scheme be adopted or 

 of water as by abandoned by the proprietors, will be able to refer to the solid 

 locks. res t f experiments thus laid before the public. The result of 



the experiments to the day of publication I subjoin 



E. SMITH. 

 March 18, 1811. 



Feb. 25, 1st Day, 50 Boats passed, in 6 Hours 29 Min. 



in 8 Hours 10 Min. 

 in 9 Hours 8 Min. 

 in 5 Hours 1 Min. 

 in 6 Hours 40 Min. 

 in 6 Hours 48 Min. 

 in 6 Hours 52 Min. 

 in 5 Hours 16 Min. 

 in 6 Hours 21 Min. 

 in 6 Hours 22 Min, 

 in 5 Hours 20 Min, 

 in 5 Hours 25 Min. 

 in 11 Hours 46 Min. 

 in 7 Hours 20 Min. 

 in 5 Hours 41 Min. 

 in 12 Hours, 

 in 5 Hours 37 Min. 

 in 5 Hours 54 Min. 

 in 12 Hours, 

 in 5 Hours 42 Min. 

 in 8 Hours. 

 In 6 Hours 26 Min, 

 in 6 Hours. 

 (Signed) WILLIAM JOHNSON. 



Curious 



