CONTENTS. VU 



Dr D. B. Reid exhibited some experiments on the heating power 

 of the radiant caloric, from the lime-ball light of Mr Drummond; 

 and illustrated, by means of the same light, the transparency of 

 flame, ........ 55 



Notice of Experiments on the Diminution of Intensity sustained by 

 the Sun's rays in passing through the Atmosphere. By Professor 

 Forbes, ........ 55 



On the Application of the Microscope to the examination of the 

 minute phenomena of Chemical Action. By the Rev. Edward 

 Craig. Communicated by Dr D. B. Reid, . . .57 



On a Register Barometer for indicating Maxima and Minima. By 

 Dr Traill, 57 



Remarks on the remains of an Oak' dug from a Peat-moss near Lan- 

 fj'ne, Ayrshire. By Thomas Brown, Esq., . . .59 



Analysis of Levyine. By Arthur Connell, Esq., . . 60 



Summary of the discoveries hitherto made in the Ossiferous Beds 

 of the Basins of the Forth and Clyde. By Dr Hibbert, . 61 



Account of the dissection of a young Rorqual, or short whalebone 

 Whale (the Balcena Rostrata of Fabricius), witli a few observa- 

 tions on the Anatomy of the Foetal Mysticetus. By Robert 

 Knox, M.D., ....... 63 



On Phosphuretted-Hydrogen Gas. By Thomas Graham, Esq., 

 Glasgow, ....... 70 



On the Fossil Fishes of the Limestone of Burdiehouse. By Dr 

 Hibbert, ....... 72 



General Remarks on the Coal Formation of the Great Valley of the 

 Scottish Lowlands. By SLijor-General Lord Greenock, . 74 



On the Composition of the Rangoon Petroleum, with remarks on the 

 Composition of Petroleum and Naphtha in general. By William 

 Gregory, M.D., ....... 77 



On Water as a Constituent of Salts. By Thomas Graham, Esq., 79 



On the Refraction and Polarization of Heat. By Professor Forbes, 82 



Supplementary Notice on the Chemical Analysis of the Animal Re- 

 mains of Burdiehouse. By Arthur Connell, Esq.^ - . 84 



On the History of the Arch. By Dr Traill, ... 87 



Dr Gregory exhibited the apparatus by which Dobereiner effects 

 the conversion of Alcoholic into Acetic Acid, by the action of 

 Platinum, ....... 90 



On the Anatomy of the Char. By Dr Knox, . . .90 



On the Application of Hot-Air Blasts in the Manufacture of Cast- 

 iron. By Dr Clark, Aberdeen, . . . .91 



On the Ruins of Babylon. Part I. By Dr Traill, . . 91 



On the Ruins of Babylon. Part II. By Dr Traill, . . 93 



On the Expansibility of different kinds of Stone. By Alex. J. Adie, 

 Esq., Civil Engineer, ...... 95 



On the Action of Voltaic Electricity on Alcohol, Ether, and Aque- 

 ous Solutions. By Arthur Connell, Esq., . . .96 



A Review of some of the more important Physical Truths contained 

 in the writings of the Greek Philosophers, preparatory to an at- 



