AMERICAN INSTITUTE. 



59 



JVo. 376 — Model of a Punching Press. 

 J. Rust, 40 Bank-street. This is a superior hand punch for 

 punching boiler plate, very strong and powerful, requiring but 

 ©ne man at the lever. Ji silver medal awarded. 



Carpenter & Tlass' Slotting Machine. 



Ao. 1183 — Slotting Machine. 

 Carpenter & Plass, Tliirlieth-street. A well finished double 

 back geared machine, with circulars, cross and fore and aft 

 feed. The workmanship is very perfect, and does credit to the 

 maker. [*^ gold medal awarded. 



jYo. Ib6— Tubular Boiler Tools. 

 Thos. Prosser & Son, 28 Platt-street. The best tools for the pur- 

 pose in use. The samples are highly crcdital^le to the makers. 



[ji silver medal awarded. 



