petroglyph info please

RICHARD SERTH (bluedogg@ix.netcom.com)
16 Apr 1995 20:25:09 GMT

Can anyone direct me to resources concerning North American petroglyphs
or rock art? Origins, interpretations, catalog of sites, etc. Also
significance to modern traditional culture natives. Primary area of
interest is northern US and southern Canada.

Richard Serth
bluedogg@netcom.com