Trans. Am. Phil. Soe., N. S. XVIII, 1. 



PI. 2 



_ Ifc^jffll 



10 



I^ZSBZBatE 



ffg>g$=K» 



aa r=md: 

 H !I 



gp?IBE> 



^Haff^^ 



#$W< 



^jsa 





^Pv—"! 



^ * 



■*■ *» 



i5 



fo» 



^ 



20 



t>"^ J=^| 



L. 15: # is omitted by the scribe . 



L. 17 and 21: The duplicate reads 



