The Mound Builders must have had all the varieties of stone implements common to people in their stage of culture, such as axes, fleshers, and chisels. They also must have possessed mortars and pestles for grinding corn, and some implements did duty as hoes and spades. We represent in a group a collection of weapons and implements from the mounds and stone graves of Tennessee. All these articles are finely finished. One of the axes has a hole bored through it. One of them is further provided with a stone handle, and is characterized as being the “most beautiful and perfect stone implement ever exhumed from the aboriginal remains within the limits of the United States.” Weapons of Stone from Tennessee. (Smith. Inst.) People in the culture of the Stone Age make but very rare use of metal, as metals are to them simply varieties of stone, much less useful for their purpose than the different kinds of flints, except for ornaments. From the altar mounds, near Cincinnati, were taken ornaments of silver, copper, iron and traces of gold, all of which had been worked into their present shape by simply hammering. The iron, it should be remarked, was meteoric iron, which can be hammered as easily as native copper. We have already remarked that about the only native iron is obtained from such sources. Copper was utilized for a great variety of purposes. Copper Ax.