SMITHSONIAN EXri.ORATIONS, I92; 



161 





Fk;. 188. — Pipes. A, Alonitor pipe of stone, from side; B, stone monitor 

 pipe with flat stem ; C, unfinished bird pipe of stone with stem imperforated ; 

 I), lower surface of stone monitor pipe ; E, bird pipe with representation 

 of human face in relief on one side of the stem ; 1', clay pipe with conical 

 bowl in mouth of wolf. (Schwing Collection.) 



