Influence of the Sun and Moon on tie Atmofpbere. 35^; 



'' Thefe mixed breeds are more eafily maintained, and 

 ean be fattened at as fmall an expenfe as the ordinary breeds 

 of the country. 



" No fpeculation whatever offers advantages fo certain, 

 and fo confiderable, to thofe who embark in it, as that of the 

 improvement of wool, by the introdu6lion of rams and ewes 

 of the true Spanifli race, among the flocks of France, whe- 

 ther the flieep are purchafed at Rambouillet, or elfewhere j 

 in this biifmefs, however, it is of the greateft importance to 

 fecure the Spanifli breed unmixed, and the utmofl: precau- 

 tion on that head fliould be ufed, as the avarice of proprietors 

 may tempt them to fubfl:itute the croffed breeds inftead of 

 the pure one, to the great difappointment of the purchafer. 



<' The amelioration of wool at Rambouillet has made fo 

 great a progrefs, that in a circle from twenty-four to thirty- 

 fix miles in diameter, the manufafturers purchaie thirty-five 

 thoufand pounds of wool, improved by two, three, or four 

 crofles. Thofe who wifli to accelerate the amelioration of 

 their flocks by introducing into them ewes of this improved 

 fort, may find abundance to be purchafed in that neighbour- 

 hood at reafonable rates." 



VII. On a periodical Variation of the Barometer, apparently 

 due to the Influence of the Sun and Moon on the Atmofpbere. 

 By Luke Howard, Efq, Read before theAfkeflan So- 

 cieij, London *. 



X HAT the moon and planets exercife a certain influence 

 (exclufive of the more evident effefts of the fun) on the ftate 

 of the globe we inhabit, appears to have been the opinion of 



• This fociety confifts of a feleft number of gentlemen, affociated for 

 their mutual improvement in the difterent branches of natuial philof- phy. 

 It was inftituted in March 1796, and the regular meetings are held every 

 •ther week during the winter. 



The prcfcnt elfay is extrafted, by permiflTion, from the colleftion of 

 thofe funiidied at different times by the members ; and from the fame 

 f jurce we have been promifcd to be favoured with fome other papers 

 which may prove gratifymg to our philofophical readers. 



Z z a maakiu^ 



