ERRATA: 



page 7, 3d line from the top, for angusti read angusta . 

 9, zd line from the bottom, for qui read qua; 



35, 6th line from the bottom, prefix power of to the word solution 



40, 3d line from the bottom, read thereto instead of thereto 



43, 6th line from the top, read elective instead of electric, 



54, i jth line from the top, read colour instead of colou 



7j,.uth line from the top,, read elective instead of electrive, an error continued, 



throughout the Work. 



103,, loth line from the top, for OBConomies read oeconomics 

 115, 8th. line from the bottom, for produced lead occasioned. 



