1822.] New Fatems. 395 



A Comparative View of the Mineral and Mosaical Geology. By 

 Granville Penn, Esq. 8vo. \2s. 



A Treatise on Apoplexy. By John Cooke, MD. 



The Principles of Medicine. By R. D. Hamilton. 8vo. 9^. 



A Natural History of the Crinoidea, or Lily-shaped Animals. By 

 J. S. Miller. 4to. 2Z. 12.9. 6d. 



Zoological Researclies in the Island of Java, &c. &c. with Figures 

 of Native Quadrupeds and Birds. By T. Horsfield, MD. &c. No. I. 

 Royal 4to. \l. lis. 6d. each. To be completed in Eight Numbers. 



Remarks upon Morbus Oryzeus. By R. Tytler, MD. MAS. In 

 Two Parts. 8vo. 8.?. 



The Works of John Playfair, Esq. late Professor of Natural History 

 in the University of Edinburgh: with a Memoir of the Author. 

 4 Vols. 8vo. 2/. 125. 6^. 



Article XVII. 



NEW PATENTS. 



W. Ravenscroft, of Serle-street, Lincoln's-inn, peruke-maker, for a 

 forensic wig, the curls whereof are constructed on a principle to super- 

 sede the necessity of frizzing, curling, or using hard pomatum, and 

 for forming the curls in a way not to be uncurled ; and also for the 

 tails of the wipj not to require tying in dressing ; and, further, the 

 impossibility of any person untying them. — Jan. 14. 



D. Loescham, Newman-street, Oxford-street, and J. Allwright, 

 Little Newport-street, for an improved keyed musical instrument. 

 Communicated to him by a foreigner. — Jan. 14. 



A. Gordon, London, and D. Gordon, Edinburgh, Esqrs. for im- 

 provements and additions in the construction of lamps, and of compo- 

 sitions and materials to be burned in the lamps, and which may also 

 be burned in other lamps. — Jan. 14. 



D. Gordon, Edinburgh, Esq. for improvements and additions to 

 steam-packets, and other vessels ; part of which improvements are 

 applicable to other naval and marine purposes. — Jan. 14. 



A. Applegath, Duke-street, Lambeth, for improvements in printing 

 machines. — ^Jan. 14. 



J. Hague, Great Pearl-street, Spitalfields, for a method of making 

 metallic pipes, tubes, or cylinders, by the application and arrange- 

 ment in the apparatus of certain machinery and mechanical powers. — 

 Jan. 29. 



Sir W. Congreve, Bart. ; for improved methods of multiplying fac- 

 simile impressions to any extent. — Jan. 29. 



P. Ewart, Manchester ; for a new method of making coffer-dams. — 

 Jan. 29. 



R. Bill, Newman-street; for an improved method of manufacturing 

 metallic tubes, cylinders, cones, or of other forms, adapted to the 

 construction of masts, yards, booms, bowsprits, casks, &c. — Feb. 5. 



F. L. Talton, New Bond-street ; for an astronomical instrument or 

 watch, by which the time of the day, the progress of the celestial 

 bodies, as well as carriages, horses, or other animals, may be coiv 

 rectly ascertained. Partly communicated to him by a foreigner.-?-* 

 Feb. 9. J ^ . 



