Preserving our rock art heritage : proceedings from the Symposium on Rock Art Conservation and Protection, presented at the fourteenth annual conference of the American Rock Art Research Association, St. George, Utah, May 23-25, 1987

edited by Helen K. Crotty
Bok · Engelsk · 1989 Symposium on Rock Art Conservation and Protection

Utgitt	San Miguel, Calif. : The Association , c1989
Omfang	X, 105 s. : ill.
Emner	Indians of North America - Antiquities Congresses Petroglyphs - Conservation and restoration Congresses - United States Rock paintings - Conservation and restoration Congresses - United States United States - Antiquities Congresses helleristninger petroglyfer bergkunst indianere Nord-Amerika konservering