List of Patents for New Inventions. 471 
slightest accident occurred during the voyage, nor could the peo- 
ple on board discover-any difference in the movement of the 
vessel from that of the strongest vessel that navigates the seas. 
The Tyne Mercury mentions a new iron boat having been 
launched at Newcastle, thirty-one feet in. length, which draws 
only two inches of water. 
LIST OF PATENTS FOR NEW INVENTIONS. 
To Henry Septimus Hyde Wollaston, of Clapton, Middlesex, 
for a bolt or fastening particularly applicable as a night bolt.— 
Dated 4th June 1822.—2 months allowed to enrol specification. 
To William Huxham, of Exeter, iron-founder, for improve- 
ments in the construction of roofs. —4th June.—6 months. 
To Henry Colebank, of Broughton Furness in the parish of 
Kirkby Ireleth, Lancashire, tallow-chandler, for a new and use- 
ful engine lately constructed by him, and now in his possession, 
for the purpose of cutting, twisting, and spreading of wick used 
in the making of candles, by which a great saving of manual la- 
bour is accomplished.—4th June.—2 months. 
To John Barton, Deputy Comptroller of the Mint, for a cer- 
tain process for the application of prismatic colours to the sur- 
face of steel and other metals, and using the same in the manu- 
facture of various ornaments, which he conceives will be of great 
public utility.—4th June— 2 months. 
To James Frost, of Finchley, Middlesex, builder, for a new 
cement or artificial stone, which invention he believes will be of 
general benefit and advantage.— 11th June. —2 months. 
To William Feltham, of Ludgate Hill, stove-maker and fur- 
nishing ironmonger, for certain improvements on shower baths. 
— 13th June.—6 months. 
To Denny Gardner, of Edmund-place, Aldersgate-street, Mid- 
dlesex, manufacturer, for a stay particularly applicable to sup- 
porting the body under spinai weakness, and correcting deformity 
of shape.—13th June.—2 months. 
To Joseph Wass, of Sea Wharf, Ashover, Derbyshire, mill- 
wright and lead-smelter, for an improvement which prevents the 
ill effects to vegetation and. animal life that have hitherto been 
occasioned by noxious fumes and particles that arise from smelt- 
ing or calcining lead ore and other pernicious minerals.—15th 
June.—6 months. 
METEORO- 
