206 Proceedings of the Society Jbr the 



2. For the best Paper on the Conslruclion of Public Buildirigs, in 

 relation to the Theory of Sounds, so as to ensure the voice of the 

 speaker being distinctly heard, so great a desideratum in such build- 

 ings: — keeping in view the two cases, 1st, Where the voice proceeds 

 from one place, as in a Church 5 and, 2d, Where the speakers may 

 be situated in different parts of the hall j — The Society's Gold Me- 

 dal, value Ten Sovereigns. 



3. For the best Specimen of Lithographic Drawing and Printing, 

 by Lithographic Artists resident in Scotland, of subjects in Civil and 

 Naval Arcldiecture^ Landscape, Machinery, and Maps, from Trans- 

 fer Drawings ; the size of each to be not less than 2 feet, by 1 foot 

 6 inches. Three impressions of each of these subjects to be sent ; — 

 The Society's Gold Medal, value Twelve Sovereigns. 



4. For the best ditto, ditto, of subjects in Portrait, Historical and 

 Laiidscape, from Chalk Drawings ; the size to be not less than 9 

 inches by 6. Three impressions of each of these subjects to be sent : 

 — The Society s Silver Medal, value Eight Sovereigns. 



N. B. The two Prizes last mentioned aie from a Fund furnished by the 

 Association for the Improvement of Lithography in Scotland. Specimens in- 

 tended to compete for either of these two Prizes must be lodged on or before the 1st 

 cf March 1834. The successful Candidates shall be bound to furnish, if re- 

 quired, 50 impressions of each subject which shall be found entitled to either 

 of the above Prizes, — for which they shall be paid an extra sum, to cover the 

 outlay for paper and printing. The Society of Arts retain to themselves the 

 power of withholding the whole or any part of the above Prizes till a future 

 time, if there be not more than three competitors, or if the Specimens pro- 

 duced do not appear to be of sufficient merit. 



5. For the best Specimens of Busts and other Jlne Ornamental Cast- 

 itigs in Iron, moulded and cast in Scotland by native Founders : — 

 The Society's Gold Medal, value Ten Sovereigns. 



6. For other Inventions, discoveries, or Improvements in the Me- 

 chanical or Chemical Arts ; or by which the Natural Productions of 

 Scotland could be made more available to the Useful Arts than at 

 present, — the Society will be ready to expend a further sum, in Pre- 

 miums and Honorary Medals, of Fifteen Sovereigns. 



General Observations. — The attention of Candidates is particularly 

 directed to the following subjects, as a specimen of what the Society would 

 desire to be brought before them ; but candidates are by no means limited 

 to these subjects, viz — Best construction of Screw-plates, Taps and Dies, &c. 

 — Means by which the expense of Diagrams, &c. for Books of Science, &c. may 

 be lessened — Economizing Fuel, Gas, &c — Observations on correct repre- 

 sentations of Natural Objects, for the ornamenting of Ceilings and Walls of 



Rooms, in the printing of Cloth, Painting of China and Stone-ware, &c 



Selecting, Working and Tempering of Steel, or any Compound Metal, for 

 Edge and other Tools, Dies, Springs, Plates for Engraving, &c— Improve- 



