APPENDIX TO CHRONICLE. 359 



PATENTS, 



Fro7n Jidy 19, 1817, to May 2, 1818. 



P. PhUlipSf for his new method 

 of purifying gas for the purpose 

 of illumination. 



G. WyJce and E. Shorter, for 

 certain improvements in the 

 construction of wheel-carriages. 



P. Hamden, for his improve- 

 ments in making a composition 

 for ornaments and statues, and 

 for making artificial bricks. 



F. Branton, for his new mode 

 of employing silk or other mate- 

 rials in the making of hats and 

 bonnets. 



J. J. A. M'Carthy, for his 

 road or way for passage across 

 rivers, creeks, &c. without stop- 

 page or impediment. 



L. F. Vallet, for a new orna- 

 mental sm-face to metals or me- 

 tallic compositions. 



G. Stratton, for a method of 

 saving fuel by improvements in 

 fire-places. 



R. Huish, for a hive and other 

 apparatus attached to it. 



John Haivks, for a method of 

 making iron rails to be used in 

 the construction of railwails. 



Anth. Hill, for improvements 

 in the working of iron. 



Dennis M'Carthy, for improve- 

 ments on ploughs of various de- 

 scriptions. 



John Perks, for improvements 

 in the apparatus for manufac- 

 turing, purifying, and storing 

 gas. 



Tho. Toft, for an improvement 

 in bridle-bits and leather sliding- 

 loop. 



ham. Mersey, for a mode of 

 making and manufacturing livery 

 lace and coach lace. 



Edm. Rich. Ball, for a method 

 of manufactui-ing paper of supe- 

 rior strength and durability. 



Edxvard Biggs, for improve- 

 ments in the method of manufac- 

 turing pans and slails of various 

 kinds. 



Jaines Bounsall, for improve- 

 ments in the machinery used for 

 tarring, reeling, and twisting of 

 yarn, and forming the strands of 

 cables, &c. 



William Gildart and John Ser- 

 vant, for improvements in mangles. 



Jeptha Avery Wilkinson, for 

 improvements in the application 

 of macliinery for manufacturing 

 of weavers reeds. 



George Medhurst, for an ar- 

 rangement of implements to form 

 the machine called the hydraulic 

 balance. 



James M. Champness and 

 Henry Birks, for improvements 

 on axletrees. 



Joseph Manton, for certain 

 improvements in locks for fire- 

 arms. 



John Dale, for the application 

 of a material to the making of 

 rollers or cylinders. 

 Dr. David Brewster, for a new 



optical 



