318 Neio Patents. [Apmr,, 



A Statistical and Commercial History of the Kingdom of Guati- 

 mala, in Spanish America ; containing important Particulars relative 

 to its Productions, Manufactures, Customs, &c. ; with an Account of 

 its Conquest by the Spaniards, and a Narrative of the principal Events 

 down to the present Time. From original Records in the Archives, 

 actual Observation, and other authentic Sources. By Don Domingo 

 Juarros. Translated by J. Baily, Lieut. Roy. Mar. Illustrated with 

 Maps. 16s. 



Columbia; being a Geographical, Statistical, Agricultural, Com- 

 mercial, and Political Account of that Country; adapted for the gene- 

 ral Reader, the Merchant, and the Colonist. With a Map, and Por- 

 traits of Bolivar and Zea. 2 Vols. Svo. ll. 16s. 



Article XIV. 



NEW PATENTS. 



G. Richards, of Truro, Cornwall, architect, for certain improvements 

 in grates, stoves, furnaces, and other inventions ; for the consumption 

 of fuel, and in the flues connected with them, whereby they are ren- 

 dered more safe, and the smoke prevented from returning into the 

 rooms in which they are placed; and also, for an improved apparatus 

 for cleansing the same. — Dec. 26. 



T. Rogers, of Store-street, Bedford-square, Middlesex, Esq. for a 

 method or apparatus for the purpose of attaching trowsers and gaiters 

 to boots and shoes. — Dec. 26. 



J. Neville, of New-walk, Shad Thames, Surrey, civil engineer, for 

 an improved method of producing and applying heat to, and construct- 

 ing and erecting furnaces and other reservoirs, severally used for the 

 various purposes of roasting or smelling metallic ores, or other sub- 

 stances, and likewise for effecting a saving in fuel, and producing a 

 more complete combustion of smoke than at present takes place, as 

 well as a better mode than any now in use, of collecting and preserving 

 any volatile substance contained in, or combined with, metallic ores or 

 other substances in the separation of which heat is necessary. — Jan. 8, 

 1823. 



W.Johnson, of Great Totham, Essex, Gent, for a means of obtain- 

 ing the power of steam for the use of steam-engines with reduced 

 expenditure of fuel. — Jan. 8. 



W. Lister, of Baildon, Otley, Yorkshire, cotton-spinner, for certain 

 improvements in the method and machinery for preparing and spinning 

 wool, silk, mohair, and other animal fibre, of any quality or length of 

 staple. — Jan. 16. 



R. Copland, of Wilmington-square, Clerkenwell, Middlesex, Gent, 

 for combinations of apparatus for gaining power; part of which are 

 improvements upon a patent already obtained by him for a new or 

 improved method or methods of gaining power, by new or improved 

 combinations of apparatus applicable to various purposes. — Jan. 16. 



G. Miller, of Lincoln's Inn, Middlesex, Brevet Lieut.- Col. in the 

 Royal Brigade, for a method or plan of communicating the spiral 

 motion to shot and shells when fired from plain barrels, and for ignit- 

 ing, by percussion, shells to which the spiral motion has been thus 

 communicated. — Jan. 16. 



