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intervals through Jackson, Clinton, Scott, Muscatine, Louisa and other counties. Many of these when opened are found to contain skeletons partially preserved, with various implements, vessels, pipes and ornaments. One opened near Dubuque disclosed a vault divided into three cells. In the central cell was found eight skeletons sitting in a circle, while in the centre of the group was a drinking vessel made of a sea shell. The whole chamber was covered with logs preserved in cement.
Some very interesting mounds were found on the Cook
Fig. 3—mound opened on the cook farm near davenport
farm, near Davenport, which were opened by Rev. Mr. Gass in 1874. There were ten mounds in the group, about two hundred and fifty feet back from the river. Several of them were opened and found to contain sea shells, copper axes, hemispheres of copper, stone knives, pieces of galena, mica, pottery and copper spools. Many of the axes were wrapped with coarse cloth, which had been preserved by the copper. The pipes were of the Mound Builders' pattern, some of which were carved with effigies of birds and animals. One bird had eyes of copper, another had eyes of pearl, showing much delicacy of ma-
[Vol.1 ]
