Proceedings of the Society of Arte, 417 



2. On an erroneous deduction drawn by the late Captain Henry Katcr 

 from his Experiments on the Flexure of Thin Bars. By Edward Sang, 

 Esq., actuary, Edinburgh, M.S.A. (777.) 



Various other communications were postponed on account of the lateness 

 of the hour. 



3. Donation — A Selection of Sacred Poetry, &c., with Specimens of 

 Music in Relief, used in tcacliing the Blind at the Asylum at Glasgow. 

 Presented by John Alston, Esq. of Rosemount, Hon. M.S.A. (751.) 



4. Donation — The History of the Bible epitomized, with Chronological 

 Index to the Bible, embossed for tlic use of the Blind. Presented by the 

 same. (752.) 



6. Donation — The Catechism of the Church of England, printed in Relief 

 for the use of the Blind. Presented by the same. (753.) 

 Thanks voted to Mr Alston for these three Donations. 



The following Candidates were admitted as Ordinary Mem- 

 bers, viz. : — 



1. Mr John Skirving, punch-cutter, 9 Montagu Street. 



2. James M'Innes, Esq., S.S.C., George Square. 



3. William Napier, Esq., W.S., 15 East Claremont Street. 



4. William Fleming, Esq., banker, 3 East Claremont Street. 



5. Mr Thomas Dayid'son, optician, 12 Royal Exchange. 



22(1 February/ lMl.^k\\diVQ\Y Fyfe, M.D., F.R.S.E., Presi- 

 dent, in the chair. The following communications were made : — 



1. At the request of the President and Council, an Experimental Ex- 

 position of the Doctrine of the Polarization of Heat, was given by Profes- 

 sor Forbes, Sec. R.S.E., M.S.A. It was moved that the special thanks of 

 the Society be given to Professor Forbes, for his veiy interesting and clear 

 exposition ; which were given from the chair. (769.) 



2. Notice of a New Railway Signal Light. By Alan Stevenson, LL.B. 

 civil engineer. (780.) Thanks voted, and to be printed in the Trans- 

 actions. 



3. Description and Drawing of an Improved Common Lamp, in which 

 the shadow is greatly diminished, and better light obtained, and at less 

 expense of wick. By Mr John Napier, 13 West Nicolson Street, Edin- 

 burgh. The lamp was exhibited. (7G2,) Referred to a committee. 



4. The Report of the Committee on Mr Napier's Sctf-inking Printing 

 Press was read and approved of. (761.) 



5. Donation — An Experimental Inquiry into the Strength and other , 

 properties of Anthracite Cast-Iron. By William Fairbaim, Esq. engineer, 

 Manchester, Hon. M.S.A. (1840.) Presented by the author. (781,) 

 Thanks voted. 



The following Candidates were admitted as Ordinary Mem- 

 bers, viz. : — 



