TEMPERATURE OF THE SKA, '131 



The analyfis being thus completeJ, I learnt that 100 grains Analyfisof a 



of this filiceous ftone from Cornwall contain, ftone containing 



poufh. 



Sllex, - . - 60 



Alumina, - - - 28 



Oxide of iron, - - 0,25 



Potath, - - - - 4,50 



Water, - - - 6 



98,75 

 Lofs, - 1,25 



100 



XIX. 



Letter from A. Carlisle, Efq. on the Temptratiire of 

 the Secu 



To Mr. NICHOLSON. 

 Dear Sir, Soho Square, May 2S, 1804* 



T. 



HE following table was made by Mr. R. Perrlns, furgeon Table of the 

 on the Honourable E. I, Company's eftabli(hnaent, during a temperature of 

 voyage to Bombay in the year 1800. The temperatures in ' 



this table were noted at my requeft, from a deli re to deter- 

 mine whether fiflies poflefs any other temperature than that 

 of the water in which they live, the negative being afferted 

 by Linnaeus. As, however, this imperfe6l journal may affifi 

 in fimilar refearches, I beg leave to offer it for the ufe of 

 your periodical work. 



I am. Sir, 



Your much obliged fervatit, 



ANTHONY CARLISLE. 



K 2 *' Regijier 



