Encouragement of the Useful Arts in Scotland. Wl 



inenU in Balance or Pendulum Timekeepers. — On the best Composition 

 for Hollers employed in applying Ink to the Types in Letter-press Printing, 

 especially with a view to preserving their adhesive and elastic projjerties in 

 as uniform a condition as possible during damp and other variable states of 

 the atmosphere, &c. &c. 



The Society shall be at liberty to publisli in their. Transactions copies or 

 abstracts of all Papers submitted to them. 



In the event of any Communication not being considered of sufficient merit 

 to entitle it to the whole Prize for which it competes, the Society reserve the 

 power of lessening the Prize. 



The Society particularly request, that all communications intended to com- 

 pete for the above Prizes (except the 3d and 4th Prizes) may be forwarded 

 to the Secretary during November arid December 1833, and, if possible, early in 

 November, in order to insure their being read and reported on during the Ses- 



Communications, Inventions, and Models, to be forwarded to James Tod, 

 Esq. W. S. 21 Dublin Street, Edinburgh, Secretary to the Society ; and it is 

 requested, that, in all cases, full descriptions of the Inventions may be sent ; 

 and, where the nature of the communication requires it, that there be also 

 sent relative Drawings, Sketches or Models, so as to enable the Society fully to 

 judge of the merits of the communications. 



Royal Institution, Edinburgh, 

 29th May 1833. 



LIST OF PATENTS GRANTED IN SCOTLAND FROM 22d MARCH 



TO 3 1st may 1833. 



1833. 

 March 22. To John Obadias Newell Rutter of Lymington, in the county 

 Southampton, wine merchant, for " an improved process for 

 generating heat, applicable to the heating of boilers and retorts, 

 and to other purposes for which heat is required." 

 26. To Samuel Hall of Basford, in the county of Notts, cotton manu. 

 facturer, for " an improved method of lubricating the pistons, 

 piston-rods and valves, or cocks of steam-engines, and of con» 

 densing the steam of such engines as are worked by a vacuum 

 produced by condensation, which method of condensation is ap- 

 plicable to other useful purposes." 

 April 2. To Thomas Moore Evans, of Birmingham, in the county of War- 

 wick, merchant, in consequence of a communication from a cer- 

 tain foreigner residing abroad, for " certain improvements in 

 machinery for preparing and dressing flax, hemp, and other fi- 

 brous materials. 

 24. To George Rodgers of Sheffield, in the county of York, merchant, 

 and John Tatam of Hilton, in the county of Derby, gardener, 

 for " an improved button." 



