List of Palents for new hiventions. 403 



Dr. Squire's Lectures, — Dr. Squire will on Saturday, 

 June 6, begin a Course of Lectures on the Principles and 

 Practice of Midwifery, and the Diseases of Women and 

 Children. Particulars may be known by inquiry at the 

 Doctor's house, 30, Ely Place, Holborn. 



LIST OF PATF.NTS FOR NEW INVENTIONS. 



To Francis Purden, of the city of Litchfield, sadler, for 

 his improved horse boot, for the preservation of sound and 

 the restoration of contracted hoofs. — 27th Feb. 1812. 



To Joseph C. Dver, of Boston, Stale of Massachusetts, 

 one of the United States, now residing in Gray's Inn, Lon- 

 don, merchant, in consequence of a communication made 

 to him by a certain foreigner residing abroad, for an in- 

 vention of certain machinery for cutting and heading of 

 nails from strips or plates made of iron, copper, or any other 

 metal capable of being rolled into plates. — 4th March. 



To Samuel Bentham, of Hampstead, in the counlv of 

 Middlesex, civil architect, and engineer of the navy, for his 

 new mode of excluding the water of the sea, of rivers or 

 of lakes, temporarily during the execution of under-water- 

 works of masonry or other materials, or permanently for 

 the security of foimdations, applicable for example to the 

 construction of sea walls, wharfs, piers, docks, and bridges. 

 — 5th March. 



To Charles Augustus Schamalcalder, of the Strand, ma- 

 thematical instrument-maker, for certain improvements in 

 mathematical instruments. — 5th March. 



To Felton Mathew, of Goswell Street, merchant, for 

 certain improvements in the manufacturing of yeast. — 5lh 

 March. 



To Archibald Earl of Dundonald, for his method of pre- 

 paring and manufacturing alkaline salts from vegetables the 

 growth of the united kingdom of Great Britain and Ire- 

 land. — I4lh March. 



To John Loach, of Birmingham, brass founder, for his 

 improvement in the method of manufacturing claw, socket, 

 and other kinds of castors, and also knobs and furniture for 

 locks. — Hih March. 



To Sarah Guppy, wife of Samuel Guppy, of the city of 

 Bristol, merchant, for certain improvements in tea and cof- 

 fee urns. — 1 4th March. 



To William IJenry Hart, of New York, one of the 

 United States of America, now residing in London, gent. 

 in consequence of a conmiunicatiun from a foreigner re- 

 siding 



