A startling discovery of 70,000-year-old artifacts and a python's head carved of stone appears to represent the first known human rituals. Scientists had thought human intelligence had not evolved the ...
Fairmount Park Art Assoc., "Sculpture of a City: Philadelphia's Treasures in Bronze & Stone," NY: Walker Publ., 1974, pg. 286. Bach, Penny Balkin, "Public Art in ...