Meteorological Observations for December 1827. 157 



tion of furnaces, by which they consume their own smoke. — 15th of 

 January. — 2 months. 



To C. Hooper, of Spring Gardens, in the parish of Marston Bigott, 

 Somersetshire, for an improved machine for shearing and cropping 

 woollen and other cloths. — 15th of January. — 2 months. 



To J. Evans the younger, of Moreton Mills, near Wallingford, 

 Berks, for improvements on steam engines.— 15th of January.— 6 mom 



To J. Blades, of Clapham, Surrey, for an improvement in the water- 

 proof stiffening for hats : communicated from abroad. — 15th of Janu- 

 ary. — 6 months. 



To W. Newton, of Chuncery-lane, for an improved surgical chair- 

 bed with various appendages. — 15th of January. — 6 months. 



To G. D. Harris, of Field-place, near Stroud, Gloucestershire, for 

 improvements in dressing and preparing woollen yarns, and in clean- 

 sing, dressing, and finishing woollen cloths, &c. and in the apparatus 

 for performing the same. — 15th of January. — 6 months. 



To J. Falconer Atlee, of Prospect-place, Deptford, for improvements 

 on bands or hoops for securing made and other masts, bowsprits and 

 yards, and applicable toother purposes. — 15th of January. — G months. 



To W. Erskine Cochrane, esquire, of Regent-street, for improve- 

 ments in certain apparatus for cooling, and other purposes. — 15th of 

 January. — 6 months. 



To J. Taylor Beale, of Church-lane, Whitechapel, and G. Richard- 

 son Porter, of Old Broad-street, for their new mode of communicating 

 heat for various purposes. — 19th of January.— 6 months. 



To W. Percivall, of Knightsbridge, for improvements in the con- 

 struction and application of shoes without nails to the feet of horses 

 and certain other animals. — 19th of January. — 6 months. 



To G. Jackson, of Saint Andrew, Dublin, for improvements in ma- 

 chinery for propelling boats and other vessels, which improvements 

 are also applicable to water-wheels and other purposes. — 19th of 

 January. — 6 months. 



METEOROLOGICAL OBSERVATIONS FOR DECEMBER 1827. 

 Gosport. — Numerical Results for the Month. 

 Barom. Max. 30-58 Dec. 28. Wind NE.— Min. 29-07. Dec. 1. Wind W. 

 Range of the mercury 1-51. 



Mean barometrical pressure for the month 29-810 



for the lunar period ending the 18th instant 29*763 



for 15 days with the moon in North declination . . . 29*693 



for 15 days with the moon in South declination .... 29*834 



Spaces described by the rising and falling of the mercury . . . 8-900 

 Greatest variation in 24 hours 0-560.— Number of changes 26. 

 Therm. Max. 57° Dec. 5. Wind W.— Min. 31° Dec. 29. Wind N. 

 Range 26°.— Mean temp.of exter. air 47°*82. For 30 days with in $ 47*50 

 Max. var. in 24 hours 17°*00— Mean temp, of spring water at 8 A.M. 53°-87 



De Luc's Whalebone Hygrometer. 



Greatest humidity of the air on nine different days 100° 



Greatest dryness of the air in the afternoon of the 6th ; . . . 55 



Range of the index 45 



Mean 



