18 TRANSACTIONS ON THE 



having to divide them in the centre of their thickness, and after- 

 wards rivet them together, as is necessary when those of the old 

 form are used. This, if the bush is equal in other respects, will 

 be an advantage, as solid sheaves are at the same time stronger 

 and cheaper than those made up of parts riveted together } and 

 bushes of this form may also be easily replaced when worn or 



injured. 



Respectfully submitted, 



JOHN D WARD, 



MENDES COHEN, 



SAMUEL D. TILLMAN, 



JOSEPH P. PIRSSON, 



Committee. 

 New York, J^ovemher 22, 1859. 



