Scientific Newt^ Acctuntt of Boohy Wr. |77 



The principle on which an increafe of rent ought to be eftimated, where permiflion may 

 be given to break up old paflure now under leafe. 



The Board requires that thefe objeds fliould be particularly attended to, with relation 

 to the leading qualities of land, viz. 



Clay, in all its diftinaions ; and foils too ftrong or wet for turnips : 



Loam, in all its diftindions, fit for turnips : 



Sand, including warrens and heaths, as well as rich fands : 







Chalk land, and downs : 



Peat, including moory, fedgy, rough bottoms, and fens. 



It is hoped that no perfon will be deterred from communicating his knowledge to the 

 Board, on account of his experience being confined to one of thefe foils only. 



The Board referves the power of withholding any premium, in the cafe of no eflay being 

 deemed fufHciently important to merit it. 



The eflays which fhall obtain any premium, or other reward, to remain the property of 

 the Board. 



Each eflay to be fent (fcaled) .vithout a name, but with a mark, or motto ; and accom- 

 panied by a fealed letter with the fame mark or motto, containing the name and addrefs of 

 the author} and this letter will not be opened, unlefs one of the prizes, or fome other 

 reward, fhall be adjudged to him. 



All communications to be addrefled to Lord Carrington, Prefident, Sacksilie-ftreet. 



prizes offered by the Clafs of Mathematical and Ph^tcal Sciences of the National Injiitute of. 

 France in its Public Sitting, i^th Germinal in the year 8 ( AprjJ 4, 1800.) 



*rhe firjl Prize. 



The clafs of Mathematical and Phyfical Sciences having propofed a fecond time in the 

 year 6, as the fubjedt of a prize to be determined at the public fitting of Germinal in the 

 year 8, the anatomical comparifon of the liver in the diff^erent clafles of animals ; and iio 

 memoir having been tranfmitted to them on this fubjeft, the clafs has thought proper to 

 withdraw it, and propofe the following queftion : 



It is required to determine by anatpmical and chemical experiments, luhat are the phenomena of 

 the torpid fiate -which certain animals , fucb as the dormoufe, the marmot, i^c. experience during 

 the "winter, -with regard to the circulation of the blood, rejpiration, and irritability : to afcertain 

 •what are the caufes of this fleep, and why it is peculiar to thofe animals. 



The candidates are invited to examine more particularly into the differences prefented by 

 thofe animals in their lethargic and their ordinary ftates, with regard to the pulfe, the 

 heat of the blood, the frequency of refpiration, the quantity of oxygen confumed in a 



given 



