MacGregor's Calculalion of the last Solar Eclipse. 301 



ect the determination of tlie phsenomena of the Eclipse at anjf 

 particular place. Tliese are followed by an actual logarithmic 

 computation of every particular, so as to render the application 

 of the forniuls clear to every one possessing hut a moderate 

 knowledge of analysis. 



Upon tl\e whole", we think that every lover of the science, who 

 does not possess the original works from whence the formul?e are 

 extracted, will be anxious to procure this interesting pamphlet, 

 which, from the transient form in whicli it appears, will proba- 

 bly soon become scarce. 



Recent Puhlkalions. 

 The Characters of the Classes, Orders, Genera, and Species, 

 or the Characteristics of the Natural History System of Minera- 

 logv- Bv Fred. Mohs. Svo. 6s-. ^d. 



A new and improved Map of India, on one large sheet ; com- 

 piled from the latest documents, and engraved by John Walker. 

 I65. or on rollers 1/. 1^. 



Picturesque Scenery on the River Meuse and its Batdvs, from 

 drawino-s made on the spot in the summer of I S18. By G. Arnold, 

 A.R.A.^No. II. \l. \s. 



Medical Tracts, published by the College of Physicians, with 

 coloured Plates, Vol. VIII. 125. 



Researches into the Nature and Causes of Epilepsy, as con- 

 nected with the Physiology of animal Life and muscular .Motion. 

 ByT. G.Mansford. 7^. ' 



' Pomaiiuni Britan?iicum : an Historical and Botanical Account 

 of Fruits known in Great Britain ; with three coloured Plates re- 

 lating to the parts of Fructification. By Henry Phillips. Royal 

 Svo. I/. l5. 



. The Tlieorv and Practice of Gas Lighting: in which is exhi- 

 bited an Historical Sketch of the Rise and Progress of the 

 Science, &;c. By T. S. Peckston. With 14 appropriate Plates. 



Svo. 



An Essay on Mercury ; wherein arc presented Formulae for 

 some preparations of this metal, includnjg practical remarks on 

 the .safest and most effectual methods of adininisteiing them. By 



David Davies,M.D. 2s Aid. 



A Historv of the High Operation for the Stone. By T. Carpue, 

 F.R.S. Hs.'Cyd. ■ 



Sketches, representing the Native Tribes, Animals and Scenery 

 of Southern Africa, from Drawings made by the late S. Danicll, 



ensiraved 



