Plate 4 



Certain types of knifelike blades, wherein the ontcurved edge is thin and 

 sharp. x^. From New York Algonkian sites. 



I, waxy chalcedony from Lysander ; 2, ivory chalcedon>', Lysander ; 3, 

 banded chert, Lysander ; 4, gray chert. Rush ; 5, gray chert, Jefferson co. ; 

 6. drab chert, Seneca river ; 7, dark orange Jasper, Perch lake ; 8, light 

 chert, Seneca river; 9, light chert, Seneca river. 

 4 



