Putnam.] 
160 
[Dec. 19, 
Fig. 1. a, face; b, side view, actual size. Implement of argillite from gravel, 8 to 9 
ft. below overlying bed of clay. B. & O. R. R. cut near Carpenter’s Station, Newcastle 
Co., Delaware. Peabody Museum, No. 45726. From Mr. Cresson. 
