376 List of Patents, 



his, Dr Borner. It at last came into the hands of a teacher named 

 Lahn, who died near Marburg last month. It has now been pur- 

 chased by the Grand Duke of Hesse for his private library. — Illus- 

 trated London News, No. 473, vol. xviii., p. 194. 



List of Patents granted for Scotland from 18//* December 1850 

 to 22d March 1851. 



1. To Chakles Henson, of Stepney, in the county of Middlesex, 

 engineer, and Charles Saunderson, of the city of London, gentleman, 

 " certain improvements in steam engines, steam boilers, and safety valves, 

 and in apparatus and machinery for propelling vessels."— -18th December 

 1850. 



2. To John Ranson St John, of the city of New York, in the United 

 States of America, engineer, " improvements in the construction of com- 

 passes, and apparatus for ascertaining and registering the velocity of ships 

 or vessels through the water." — 18th December 1850. 



3. To James Mather, the younger, of Crow Oaks, Pilkington, 

 in the county of Lancaster, bleacher, and Thomas Edmeston of the 

 same place, calendarman, " certain improvements in machinery or appa- 

 ratus for scouring, finishing, and stretching woollen, cotton, and other 

 woven fabrics." — 20th December 1850. 



4. To Edward Dunn, of New York, but now residing at the London 

 Coffeehouse, Ludgate Hill, in the city of London, master mariner, " an 

 improved engine for producing motive power by the dilatation or expan- 

 sion of certain fluids or gases, by the application of caloric ;" being a 

 communication. — 20th December 1850. 



5. To Alfred Vincent Newton, of the Office for Patents, 66 Chan- 

 cery Lane, in the county of Middlesex, mechanical draughtsman, " im- 

 provements in cutting and dressing stone ;" being a communication. — 

 23d December 1850. 



6. To Alfred Vincent Newton, of the Office for Patents, 66 Chan- 

 cery Lane, in the county of Middlesex, mechanical draughtsman, " im- 

 provements in the manufacture of iron hurdles or fences, and of certain 

 other articles in the construction of which wire- work is, or may be em- 

 ployed ;" being a communication. — 23d December 1850. 



7. To Thomas Allan, of Glasgow, in the county of Lanark, North 

 Britain, iron-founder, " certain improvements iji paving or covering roads, 

 streets, and other surfaces of a similar nature." — 23d December 1850. 



8. To William Hodgson Gratrix, of Salford, in the county of Lan- 

 caster, engineer, " certain improvements in the method of producing or 

 manufacturing velvets or other pile fabrics." — 24th December 1850. 



9. To Jamf.s Naysmith, of Patricroft, in the county of Lancaster, 

 engineer, and John Barton, of Manchester, in the same county, copper- 

 roller manufacturer, *' certain improvements in machinery or apparatus 

 for printing calicoes and other surfaces, and also improvements in the 



