398 Neio Patents. [Nov. 



Article X. 

 NEW SCIENTIFIC BOOKS 



FREPA1UNG FOR PUBLICATION. 



Dr. Reade is about to publish a Treatise on Vision, founded on 

 numerous and interesting experiments. 



Lectures on the Elements of Botany. Part I. with Plates. By 

 Anthony Todd Thomson, FLS. Member of the Royal College of Sur- 

 geons, &c. &c. In 8vo. Vol. I. 



A Synopsis of British Mollusca. By W. Elford Leach, MD. 



A natural Arrangement of British Plants. By S. T. Gray. 



JUST PUBLISHED. 



The Physician's Guide. By Adam Dods, MD. 8vo. 10s. 6d. 



A compendious Treatise on the Theory and Solution of cubic and 

 biquadratic Equations, and of Equations of the higher Orders. By the 

 Rev. B. Bridges, BD. FRS. Fellow of St. Peter's College, Cam- 

 bridge. 6s. 



Pomarium Britannicum, an Historical and Botanical Account of 

 Fruits known in Great Britain. By Henry Philips. Second Edition. 

 8vo. 10s. 6cL 



The Natural History of British Quadrupeds. By E. Donovan, FLS. 

 Coloured Plates. 3 Vols, royal Svo. 5l. 8s. 



Illustrations of British Ornithology. Series First. Land Birds. By 

 P. J. Selby, Esq. No. 2, elegant Folio. 1/. lis. 6c?. plain, or 51. 5s. 

 coloured after Nature. 12 Plates. 



Illustrations of the Linnsean Genera of Insects. By W. Wood, FRS. 

 &c. 2 Vols, royal 18mo. 1/. 10s. 



Article XI. 



NEW PATENTS. 



John Manton, of Dover-street, Piccadilly, Middlesex, gunmaker, for 

 an improvement in the construction of locks of all kinds of fowling- 

 pieces and fire-arms. — July 30, 1821. 



Thomas Bennet, jun. of Bewdley, Worcestershire, builder, for cer- 

 tain improvements in steam-engines or steam apparatus. — Aug. 4. 



John Slater of Birmingham, manufacturer, for improvements in mak- 

 ing a kitchen-range and apparatus for cooking, and other purposes. — 

 Aug. 4. 



William Henry Higman, of Bath, sadler, for certain improvements in 

 the construction of harness. — Aug. 14. 



David Gordon, Esq. of Edinburgh, now residing at Stravener, for 

 certain improvements in the construction of wheeled carriages. — 

 Aug. 14. 



Jean Frederic, Marquis de Chabannes, of Russel-place, Fitzroy- 

 square, Middlesex, for a new method and apparatus for attracting and 

 catching fish. — Aug. 14. 



