GUN-CARRIAGE. 



285 



ship, be worked \\ith one-third of the hands, and be fired five 

 times as fast as at present. A frigate would mount fifty 



TKEVITHICK'S CUN-CAKRIAGK AND FRICTION SLIDES, 1827. 



42-pound guns on one deck, with 150 men, and would discharge 

 in the same time a greater weight of ball with greater precision 

 than five 74-gun ships." 1 



1 Description in Trevi thick's handwriting. 



