ERRATA. 



Wlierever Flemimi appeurs, reiul Flemming. 

 AVlierever HaidenlKtiu. aiipenrs, read Ilcidenlidin. 

 'Page 41, seventh line from Ix.ttnin, for Srlnillz'.s read Srhnllzr'x. 

 Pa<;e 174, read ^J^ "f 'i '•■ "i. in. (^V X ^V X tV = ioVo) '"i" 

 stead of (jV X ^V X T. = 4, to)- 



