1888.] 
[Putnam. 
161 
Fig. 2. a, face; b, side view, actual size. Implement of argillite. From gravel at 
Red Cut on B. & O. R. R., Carpenter's Station, Newcastle Co., Delaware. Peabody 
Museum, No. 46144. From Mr. Cresson. 
PROCEEDINGS B. S. N. H. 
VOL. XXIV 
11 
JULY, 1889. 
