Halos and horizons /
Hotham, John Paul,author.
Hooper, Matthew(Illustrator of Halos and Horizons),illustrator.
"A theory of the meanings and purposes of the cup-and-ring marked rocks of the Lower Wharfe and Aire valleys."--Cover.
Includes bibliographical references.
Petroglyphs
Petroglyphs
Neolithic period
Neolithic period
Monuments
Monuments