398 Miscellanies. 



PART II. 



Agriculture. — George Aikin, Esq. on Improvements in the Culture 

 of the Cambridgeshire Fens ; W. Buchanan, Esq. on Cultivation of 

 Potatoes. 



Fine Arts. — Mr. R. W. Billings on Analysis of the East Window 

 of Carlisle Cathedral; Mr. R. Redman on Transfers from Copper- 

 plate to Zinc or Stone. 



Chemistry. — Mr. J. T. Cooper on Preparation of Photogenic Pa- 

 per; Mr. J. Marsh on new Test-liquor for Acids and Alkalies. 



Colonies and Trade. — On Tea from Assam; on Bengal Silk; on 

 Jungle Silk. 



Manufactures. — Messrs. C. Hanchard, James Cole, J. Sodo on 

 Improvements in weaving Wide Velvet ; Mr. J. Dove on a Loom for 

 weaving Silk Tissue. 



Mechanics. — Mr. Jos. Jeay on Diagrams for finding the Lengths 

 and Bevels of the Rafters in a Hip-roof; Mr. J. C. Bowles on raising 

 Empty Casks; on a Putlog for Builders' Scaffolds; Mr. Benjamin 

 Holmes on a Bolt-plate ; Mr. W. Jones on a Travelling Platform ; 

 Mr. C. H. Page on Lettering Marble; Mr. M. Jennings on Night 

 Signals for River Steamers ; Mr. W. H. Thornthwaite on an Appara- 

 tus for Divers ; Mr. James Hopkins on a Safety Scale-lever ; Mr. J. 

 Gray on Instruments for Extracting Teeth ; Mr. J. L. Fenner on a 

 Cupping-glass ; Mr. A. Wivell on a Fire-escape ; Captain J. Cookes- 

 ley on a Raft. 



Illustrations, — Mr. Andrew Ross on the Achromatic Telescope, 

 (Part I. and II.) ; the Secretary on Horn and Tortoiseshell ; on Bone 

 and its Uses in the Arts ; on Horn, Tortoiseshell, and Bone ; Pres- 

 ents ; Catalogue of the Models, Machines, &c. 



25. A System of Practical Medicine, arranged and edited by Alex- 

 ander Tweedie, M. D., republished by Lea and Blanchard, R. 8vo. 

 Philadelphia. Volume on Fevers and Diseases of the Skin. 1840. 

 pp. 561. — This volume is one of a series of Medical Treatises, by vari- 

 ous living authors, and edited by Dr. Tweedie. Each volume is, 

 however, complete in itself, and is sold separately. The contents of 

 the present are as follows : — Introduction, by Dr. J. A, Symonds ; 

 Inflammatioii, by Dr. W. P. Allison ; Fevers and Hectic Fever, by 

 Dr. R. Christison ; Plague, Intermittent Fever, Remittent Fever, 

 and Yellow Fever, by Dr. Thos. Shapter; Infantile Gastric Re- 

 mittent Fever, and Puerperal Fevers, by Dr. Chas. Locock ; Small 

 Poa^, by Dr. Geo. Gregory; Measles and Scarlatina, by Dr. Geo. 

 Burrows ; Diseases of the Skin, by Dr. H. E. Schedel. 



