T K A S A C T I 0 N S 



OF THK 



AMERICAN PHILOSOPHICAL SOCIETY, 



HELD AT PHILADELPHIA, 



FOR PROMOTING USEFUL KNOWLEDGE. 



VOL. XV.-NEW SERIES. 



PART HI. 



AiiTicLK VLl. — On the Coatenh of k llnrl: liflient in SoiUheasteni Ptniisijloanui. Bij 



S. S. ILihleman. ------------ 351 



^ H i I a (U I ir 111 a : 



P U P> L IS H E I) W Y THE S O C I E T^ Y, 



AND FOR aXUV. \\\' 



HENRY C. LEA, PIIILADELPIir A : 

 X. TRflBNER & CO., 57 & 59 LUDGATE IIILL, LONDON. 



I'lU^ITED T;Y M'CALT.A & STAVKIA'. 



1 S 8 1 . 



