Scientific Intelligence — Astrotiomy. 177 



March 6.— A paper by Dr Brewster was read, on the Refractive 

 Power and other Properties of the Two New Fluids in Minerals. See this 

 Number, p. 123. 



The following gentlemen were elected Ordinary Members : — 

 George Macpherson Grant, Esq. M. P. 

 William Renny, Esq. W. S. 

 Elias Cathcart, Esq. Advocate. 



March 20. — A Paper by Mr Stark was read, on Two Species of 

 Pholas found on the Coast in the Neighbourhood of Edinburgh. See this 

 Number, p. 98. 



Dr Knox read a paper on the Size of the Teeth of the Shark. See this 

 Number, p. 16. 



April 3. — There was read a paper on a Singular Phenomenon in Vision. 

 By Mr Thomas Smith, Surgeon, Kingussie. See this Number, p. 52. 



A Notice by Dr Brewster was read on the Advantages of making 

 Simultaneous Meteorological Observations in different parts of the King- 

 dom, on one or more days of every year. Seep. 181. 



Dr Edward Turner exhibited to the Society a Thermo-Magnetic Ap- 

 paratus of Professor Barlow's. 



At this meeting, Andrew Clephane, Esq. Advocate, was elected an 

 Ordinary Member. 



April 17. — There was read a Description of a new Register Thermome- 

 ter, without any Index, by H. H. Blackadder, Esq. See this Number, 

 p. 92. 



May 1 — Mr H. H. Blackadder read a paper, entitled Observations on 

 Flame. 



Dr Brewster exhibited to the Society a new Monochromatic Lamp. 



A new Safety Gas-Burner, invented by Mr W. Warden, was exhibited 

 to the Society. 



The following Gentlemen were elected Members : — 

 Foreign. Ordinary. 



May 9.— Prof. G. Moll, Utrecht. Rev. George Coventry. 



Prof. Stromeyer, Gottingen. Sir D. Hunter Blair, Bart. 

 Prof. Hausman, Gottingen. 



The Society adjourned till December 3, 1826. 



Art. XL.— SCIENTIFIC INTELLIGENCE. 



I. NATUEAL PHILOSOPHT. 



ASTRONOMY. 



1. Mr Pond's Observations on a New Appearance in the [Nebula of 

 Orion. — This appearance, which was described to the Royal Society on 

 the 10th of March last, was discovered by means of Mr Ramage of Aber- 

 deen's 25 feet reflector, which is now erected at the Royal Observatory of 

 Greenwich. Among the stars about the nebula in Orion are Jive very 

 bright ones, which form a trapezium, and at a little distance three others, 

 which are almost in the same straight line. These three stars are neither 

 V) l. v. NO. I. JULY 1826. M 



