No. 151.] 53 



D. Griffin, 192 Broadway, for a plan of setting steam boilers for 

 detaining the heated gases. Silver medal. 



' George Vail & Co., Speedwell, N. J., for a good specimen of pa- 

 per engine plates. Silver medal. 



J. A. Roebling, Pittsburgh, Pa , J. P. Pirsson, Jr., agent, 5 Wall- 

 street, for a coil of wire rope for suspension bridges. Gold medal. 



Geo. C. Taft, Worcester, Mass , Rich & Loutrel, agents, 61 Wil- 

 liam-street, for five beatifully finished copying presses. Diploma. 



^John Brown, 29 Ann-street, for a dovetailing machine. Silver 

 medal. 



J. L. Haines, 77 Sixteenth-street, for a tenoning machine, Di- 

 ploma. 



Pearley Martin, A. H. Mallory, agent, 9 Pine-street, for tin har- 

 ness for weaving. Diploma. 



B. S. Benson, Baltimore, Md., for water rams — a good article for 

 farmers. Silver medal. 



Chauncy Andrews, Paterson, N. J., for an elevating water wheel. 

 (Silver medal having been before awarded.) Diploma. 



Thomas G. Kells, N. Y., for the second best water wheel. Di- 

 ploma. 



G. Hotchksss, Windsor, Broome, Co , N. Y., for a saw mill water 

 Wheel. (Gold medal having been before awarded.) Diploma. 



William Bullock, Williamsburgh, L. I., for an improved water 

 wheel. Silver medal. 



Daniel R. Curtis, New-Hartford, Oneida Co., N. Y., for a mule 

 ■drum for cotton spinning. Diploma. 



Moses Drake, St. Johnsville, N. Y., for a model of a flour cooler, 

 to prevent flour from spoiling. Silver medal. 



Barnum & Anthony, 276 Stanton-street, for an improvement for 

 preventing deposites and detaching incrustations upon the inner sur- 

 faces of steam boilers. Silver medal. 



George R. Moore, Philadelphia, Pa., for a machine for double 

 seaming tin work. Diploma. 



Seth Lamb, 57 Reade-street, for a street cleaning machine — a sim- 

 ple labor saving machine. Diploma. 



Perry G. Gardiner, 10 Wall-street, for an ingenious paddle wheel. 

 Diploma. 



Charles Thurber, Norwich, Conn., for a writing machine for the 

 blind, A remarkable piece of mechanism. Gold medal. 



George Ewing, 41 Hammond-street, for a button covering ma- 

 chine. Diploma. 



Thomas Godwin, corner Eleventh-street and Broadway, for a Cro- 

 ton shut off. Diploma. 



