176 TRANSACTIONS OF THE 



Henry F. Johnson, 392 Greenwich street, for silver faucets and 

 plumbing materials. Diploma. 



A. Edgar, 593 Hudson street, for imiiiovements in faucets and 

 water closets. Diploma. 



Samuel H. Gibson, 43 Eldridge street, for specimens of plumb- 

 er's work. Diploma. 



James Cochrane, 8 Tenth street, for an improved method of 

 operating and lubricating valves in hydrants and cocks. Silvei 

 medal. 



John D. Haines, Yorkville, N. Y., for a non-wasting hydrant. 

 Diploma. 



John D. Haines, Yorkville, N. Y., for a handy and useful beer 

 and water cooler. Diploma. 



Bridges & Brother, 64 Cortlandt st., for fine bolts. Diploma. 



Backus & Peaslee, 289 Pearl street, for a paper stock washing 

 machine. Diploma. 



R. W. & D. Davis, Yellow Springs, Ohio, for adjusting and self- 

 acting parallel vices. Silver medal. 



C. Parker, Meriden, Conn., 0. L. Hatch, agent, 15 Gold street, 

 for a jeweler's patent vice. Silver medal. 



A. M. Waterhouse, 150 Bowery, for a hose coupling. Silver 

 medal. 



E. G. Alden, Boston, Mass., for superior lard oil for machinery. 

 Silver medal. 



Discretionary. 



Salamander Grate Bar Co., 30 Pearl street, for patent improved 

 grate-bars. Dilpoma. 



S. Goodfellow, Ida Hill, Troy, N. Y., for a circular die-plate. 

 Silver medal. 



Mathem,afical and Philosophical Instruments. 



Judges — A. D. Frye, Alex. D. Eraser, J. Bryant Smith, M. D., 

 Isaiah Deck, M. D., Alex. H. Everett. 



Fenn & Baker, 45 Ann street, for ivory mathematical scales. 

 Gold medal. 



G. Tagliabue, 298 Pearl street, for a variety of very superior 

 meters for philosophical purposes. Gold medal. 



Luther L. Smith, 5 Canal street, for a galvanic battery, very 

 convenient and compact. Gold medal. 



L. Brooks, Great Falls, N. H., J. B. Morrill, agent, 304 Broad- 

 way, for an improved bar level. Silver medal. 



Benjamin Pike, jr., 294 Broadway, for philosophical instru- 

 ments. Silver medal. 



