210 CATALOGUE.— PHILOSOPHY AND ARTS, PRACTICAL MECHANICS. 



Working stones. E. M. A. VI. Art. Pierres. 



E. M. A. VIII. Art. Tailleur de Pierres. 

 Unrolling old books. E. M. A. VI. 732. 

 P. Nicholson on the wedge. Ph. M. I. 3I6. 



Sawing. 

 Lahire's machine for moving saws. A. P. 



IX. 159. 

 Sawing machine. JNlach. A. I. 115. 

 Duguet'ssaw for curved work. Mach. A. I. 



169. 

 Fonsjean's machine for sawing marble. Mach. 



A. I. 199. 

 Guyot's sawing machine. A. P. 1720. H. 114. 



Mach. A. IV. 3, 7. 

 Chambon's mode of making saws act. A. P. 



1740. H. 111. 

 Pommyer's machine for sawing off piles un- 

 der water by the force of the stream. A. P. 



1753. H. 302. Mach. A. VII. 453. 

 Euler on saws. A. Berl. 1756. 267. 

 Sawing machine. Emers. mech. f. 263. 

 Sawing mill. Belidor Arch; Hydr. 1.1.321. 

 Machine for sawing piles. Belidor Arch. 



Hydr. II. ii. PI. CO. 

 Model of a sawing mill. A. Petr. I. i. H. 60. 

 Standfield's saw mill. Bailey's mach. I. 136. 

 Saw under water. E. M. Pi. I. Charpente. 



PI. 9. 

 Sawing mill. E. M. PI. I. Charpente, PI. 21. 

 Mill for sawing stones. E. M. PI. III. After 



Ma^onnerie. 

 Saws and sawing. E. M. A. VII. Art. Scie. 

 Benlham'iJ patent rotatory saw. Repert. X. 



250. 

 Fould's semicircular and circular saws for 



piles. S. A. XIII. 241. Repert. XI. 171. 



An improvement on the old method of working a saw 

 backwards and forwards by a lever, with ropes and puUies. 



Bundy's patent for cutting combs. Repert. 



XI. 227. 

 Wilde's patent saws. Repert. XVI. 389. 



Wheelcutting, Filing, and Cutting 

 Screws. 



VVheelcutter. See Machinery, Structure of 



Wheels. 

 Files. See Cutting Instruments. 

 Zeiher's two machines for cutting screws. 



N. C. Petr. VIII. 279. 

 On files. Repert. XVI. 60. 



Grinding and Polishing. 



Jenkins's machine for grinding spherical 

 lenses. Ph. tr. 1741. XLI. 553. 



Jeffries on diamonds and pearls. 8. 175]. 

 R.I. 



Polishing iron and steel. Perret Art du cou- 

 telier. Duhamel Art du serrurier. 



Songy's polishing machines. A. P. 1763. H. 

 143. 



Cone's composition for whetstones and razor- 

 straps. A. P. 1766. IT. 160. 



Polishing gems. E. M. A. II. Art. Diaman- 

 taire. 



Polishing looking glasses. E. M. A. III. Art. 

 Glacerie. 



Working stone. E. M. A. VI. Art. Pierres. 

 VIII. Art. Tailleur de Pierres. 



Polishing. E. M. A. VI. Art. Poliment. 



Polishing gunpowder. E. M. PI. IV. Poudre 

 a canon, Lissoir. 



Grindstones. E. M. PI. IV. Tourneur, PI. 10. 



Tripoli. E. M. A. VIII. Art. Tripoli. 



Cutting glass. E. M. A. VIII. Art. Verre 

 tourne. 



Pajot's machine for polishing glass and cop- 

 per. Roz. XXXIII. 430. 



Lambert on the velocity of vessels in which 

 balls are rounded. Hind. Arch. II. 287. 



Grinding glass. Enc. Br. Art. Burrough's 

 machine. Glass, Lens. 



