938 / New Patents. [Sepr. 
JUST PUBLISHED, 
Observations (from Experience) on the Aid obtained in various Dis- 
eases, particularly those incidental to Tropical Climates, by the Exter- 
nal Application of Nitromuriatic Acid in a Bath, With several Cases, 
wherein it has been used by the Author with great Utility. To which 
is added the present most approved Mode of mixing the Acids and 
preparing the Bath. By Phineas Coyne, MRCS. London, &c. 8s. 6d. 
Boards. 
An Introduction to the Study of Fossil Organic Remains, especially 
of those found in the British Strata; intended to aid the Student in 
his Inquiries respecting the Nature of Fossils, and their Connexion 
with the Formation of the Earth. By James Parkinson, FRCS. 
MGS. WSE. and Cesarean Society, Moscow. With Plates. Post 
octavo. 12s. 
Geological Essays; comprising a View of the Order of the Strata, 
the Coal Fields and Minerals, of the District of the River Avon; an 
Introduction concerning Primitive, and the Flood-washed Earth ; 
Refutation of Errors, and Notes from the Best Authors. By Joseph 
Sutcliffe, AM. Author of a Grammar of the English Language. 8vo. 4s. 
The Study of Medicine: comprising its Physiology, Pathology, and 
Practice. By John Mason Good, MD. FRS. Member of the Royal 
College of Physicians, London, &c. 4 large Vols. 8vo, 31. 4s. 
ARTICLE XII. 
NEW PATENTS. 
D. Gardner, Edmund-place, Aldersgate-street, for a stay, particu- 
larly applicable to supporting the body under spinal weakness, and 
correcting deformity of shape.—June 18. 
J. Wass, Ashover, Derbyshire, millwright, for an improvement, 
which prevents the ill effects to vegetation and animal life that has 
hitherto been occasioned by noxious fumes and particles that arise 
from smelting or calcining lead ore, &«.—June 15. 
M. I. Brunel, Chelsea, engineer, for improvements on steam-engines. 
—June 26. 
T. Gauntlett, Bath, surgeons'-instrument-maker; for improvements 
on vapour-baths, by which the heat is better regulated, and the baths 
rendered more portable.—June 26. 
W. Brunton, Birmingham, engineer, for improvements upon fire- 
grates, and the means of introducing coal thereon.—June 26. 
L. B. Rabant, Skinner-street, Snow-hill, Gent. for an improved ap- 
paratus for the preparation of coffee or tea.—June 26. 
T. Postans, Charles-street, St. James’s, Gent. and W. Jeakes, Great 
Russell-street, Bloomsbury, ironmonger, for an improvement on cook- 
ing apparatus.—June 26. 
G. Smart. Pedlar’s Acre, Lambeth, civil engineer, for an improve- 
ment in the manufacture of chains, which he denominates mathematical 
chains.—July 4. 
J. Smith, Sheffield, book-keeper, for an improvement of, or in, the 
steam-engine boiler—July 4. 
