"Prepared from the transcription of tapes made at a round table sponsored by the Smithsonian Institution, Washington, D.C., in conjunction with the Twenty-first Symposium for Archaeometry, held at Brookhaven National Laboratory, Upton, N.Y., May 18-22, 1981."
Reproduction
Microfiche. Washington : U.S. G.P.O., 1982. 2 sheets :negative ; 11 x 15 cm.