Additional Hopewell engraved turtle shells from Michigan. - Ann Arbor, MI.

von Halsey, John R.
Veröffentlicht in Papers of the Michigan Academy of Science, Arts, and Letters ; 51.1966, S. 389-398 : 3 Ill.
1966.

Rim diameter and vessel size in Wayne Ware vessels. - Milwaukee, WI.

von Fitting, James Edward
Veröffentlicht in The Wisconsin archeologist : N.S. ; 47.1966, no. 4, S. 208-211 : 1 Ill.
1966.