PREHISTORIC ART. 



607 



Fig. 252. 



FLAGEOLET-SHAPED INSTRUMENT OF POTTERY, 



Aztec ruins, Mexico. 



Cat. No. 172S19,U.S.N.M. % natural Mie. 



Fig. 253. 



FLAGEOLET IN FORM OF REPTILE. 



Mexico. 



Cat. No. 93S73, U.S.N.M. ^ uatural size. 



