316 New Patents. 



Writings and Contributions to Science of the late Sir T. Stamford 

 Raffles. 



H. T. De la Beche,Esq. has in the press, — A Tabular and Propor- 

 tional View of the Superior, Superuiedial and Medial (Tertiary and 

 Secondary) Rocks ; to contain a List of the Rocks composing each 

 Formation ; a Proportional Section of each, its General Character, 

 Organic Remains, and Characteristic Fossils ; — on one large sheet. 



NEW I'.\TENTS. 



To Sir William Congreve, of Cecil-street, Strand, for a new mo- 

 tive power. — Dated the 8th of February, 1827. — 6 months allowed 

 to enrol specification. 



To William Stratton, of Limehouse, engineer, for an improved 

 apparatus for heating air by means of steam. — 12th of February. — 

 6 months. 



To John George Prist, of the Old City Chambers, Bishopsgate, 

 for certain improvements, communicated from abroad, in copper 

 and other plate printing. — 14'th of February. — 6 months. 



To Philip Jacob Heisch, of America-square, for imoroved machi- 

 nery for spinning cotton, communicated from abroad. — 20th of Fe- 

 bruary. — 2 months. 



To Charles Barvvell Coles, late of Duke-street, Manchester- 

 square, esquire, and William Nicholson, of Manchester, civil engi- 

 neer, for a new method of constructing gasometers, communicated 

 from abroad. — 20th of February.— 6 months. 



To William Benecke, of Deptford, in behalf of M. W. Pescatore, 

 of Luxemburgh, for a machine for crushing seeds and other olea- 

 ginous substances, for the purpose of extracting oil therefrom. — 20th 

 of February.— 6 months. 



To William Jefferies, of London-street, Radcliffe, brass-manu- 

 facturer, for improvements in calcining or roasting and smelting or 

 extracting metals from ores, &c.— 20th of February. — 6 months. 



To Pierre Erard, of Great Marlborough-street, musical instru- 

 ment-maker, for improvements in the construction of piano-fortes, 

 communicated from abroad. — 20th of February.— 6 months. 



To Augustus Count De la Garde, of St. James's-square, for a 

 method of making paper from the ligneous parts produced from 

 certain textile plants in the process of preparing them by the pa- 

 tent rural mechanical brake, and which substances are to be em- 

 ployed alone or mixed with other suitable materials in the manu- 

 facture of paper. — 20th of February. — 6 moijths. 



To William Smith, of Sheffield, for an improved method of 

 manufacturing cutlery and other articles of hardware by means of 

 rollers. — 20th of February. — ^6 months. 



To Joseph F. Ledsam, of Birmingham, for purifying coal gas by 

 means not hitherto used. — 2nd of March. — C months. 



To Jonathan Lucas, and Henry Ewbank, both of Mincing-lane, 

 for an improved process for dressing of paddy or rough riee. — 10th 

 of March. — 2 months. 



To 



