List of Patents. 187 



35. To Richard Christopher Mansell, of Ashford, in the county of 

 Kent, " improvements in the construction of railways, in railway rolling 

 stock, and in the machinery for manufacturing the same." — May 10, 

 1852. 



36. To George Leopold Ludwig Kufahl, of Christopher Street, 

 Finsbury, London, engineer, "improvements in fire-arms." — May" 11, 



1852. 



37. To David Dick, of Paisley, in the county of Renfrew, North 

 Britain, machine -maker, " improvements in the manufacture and treat- 

 ment or finishing of textile fabrics and materials." — May 11, 1852. 



38. To Charles Ewing, of Bodorgan, in the county of Anglesea, 

 steward and gardener, " an improved method or methods of construction, 

 applicable to architectural and horticultural purposes." — May 11, 1852. 



39. To Anthony Granara, of Leicester Square, in the county of Mid- 

 dlesex, hotel-keeper, " improved apparatus for lubricating machinery." — 

 May 14, 1852. 



40. To Clemence Augustus Murtz, of Manchester, in the county 

 of Lancaster, manufacturing chemist, " an improvement in all prepara- 

 tions of every description of madder roots and ground madder, in or from 

 whatever country the same are produced, also in munjeet in the root and 

 stem from whatever country." — May 17, 1852. 



41. To William Watt, of Glasgow, in the county of Lanark, North 

 Britain, manufacturing chemist, "improvements in the treatment and pre- 

 paration of flax or other fibrous substances, and the application of some 

 of the products to certain purposes." — May 17, 1852. 



42. To Peter Fairbairn, of Leeds, in the county of York, machinist, 

 and Peter Swires Horseman, of Leeds, aforesaid, flax-spinner, " cer- 

 tain improvements in the process of preparing flax and hemp for the 

 purpose of heckling flax, hemp, china, grass, and other vegetable fibrous 

 substances." — May 17, 1852. 



43. To William Edward Newton, of the Office for Patents, 66 

 Chancery Lane, in the county of Middlesex, civil engineer, " improve- 

 ments in the manufacture of coke, and in the application of the gaseous 

 products arising therefrom to useful purposes." — May 19, 1852. 



44. To John Harcourt Brown, of Aberdeen, in Scotland, and John 

 Macintosh, of the same place, " improvements in the manufacture of 

 paper and articles of paper." — May 24, 1852. 



45. To Charles James Pownal, of Addison Road, in the county of 

 Middlesex, gentleman, " improvements in the preparation and treatment 

 of flax and other fibrous vegetable substances." — May 28, 1852. 



46. To John Weems, of Johnstone, in the county of Renfrew, North 

 Britain, tinsmith, " improvements in the manufacture or production of 

 metallic pipes and sheets." — May 31, 1852. 



47. To Alexander Johnstone Warden, of Dundee, in the county of 



