Set of three trapezoidal micro-drilled red slate and Catlinite beads. Townley-Read site, NY.

Set of three trapezoidal micro-drilled red slate and Catlinite beads. One is Prismoidal in shape recovered at the Townley-Read site, Geneva, New York. Largest is 1 5/8". Circa AD 1710-1745. From the collection of Ted and Theresa Siri.