THE PHILADELPHIA MEETING OF THE AMERICAN ANTHROPOLOGICAL ASSOCIATION

R. H. Lowie
1915 Science  
FEBRUARY SCTENCE 5, 191 51 rock older t h a n P e r m i a n .
doi:10.1126/science.41.1049.221 pmid:17814136 fatcat:tmdps5535fbr5f4eonub6cihy4