12 
as es 
Kas BIRKET-SMITH. 
Fig. 1. Backed Bows. 
Primary eastern type. Cumberland Sound, Baffin Land; reduced. 
Secondary eastern type. Cape York District; ca. 1:5. 
Secondary eastern type. Cape York District; са. 1:5. 
Diagram showing stave of reindeer antler, Cape York District; half-knot (above); and sling (below)- 
(a after MURDOCH; b National Museum, Сор.; с Geographical Laboratory of University, Cop.) 
