Fig. 11 (a). Delaware double-curve designs. Heye collection, Univ. of 
Pa. Museum. 
Fig. 11 (b). Mohegan double-curve design. Heye collection, Univ. of Pa. 
Museum. 
Fig. 11 (c). Mohegan example of double-curve. 
ae 4 
Fig. 11 (d). St. Francis Ahenaki double-curve designs. 
