AMERICAN 
JOURNAL OF SCIENCE AND ARTS, 
[THIRD SERIES.] 
Art. 1—ZJndian Mounds and Skulls in Michigan. Results of 
Explorations of Mr. HENRY GILLMAN. From the Sixth An- 
nual Report of the Trustees of the Peabody Museum of 
American Archeology and Ethnology, Harvard College, 
Prof. JerFRiEs WYMAN, Curator. 
se 
with the dead. The latter are of the common kinds, such as 
stone chisels,one of much beauty made of diorite and highly 
polished, a spear point, arrow points, stone pendants, a stone 
boring tool, beads and ornaments made of shell and copper, an 
implement made of an antler, a miniature vase of the size of a 
common thimble, and two large and perfect vases of the oval 
pattern and ornamented over the whole surface with cord marks. 
One of the skulls, that of a fully adult person, is worthy of 
notice for its diminutive size, and for a remarkable extension 
of the lines for the attachment of the temporal muscle toward 
the top of the head. The average capacity of the Indian cra- 
nium, as given in the tables of See and Meigs, is eighty-four 
cubic inches, and the minimum observed by them sixty-nine 
cubic inches. That from the Detroit River mound measures 
only fifty-six cubic inches, or less than sixty-seven per cent of 
rated by a space of from three to four inches, seldom less than 
two, while in the Detroit mound skull this space measures only — 
