Paul M. Brown, Graeme Chappell.
Prehistoric Rock Art in the North York Moors: revised edn.
History Press. 2012
This extensive new edition represents an accumulation of over two decades
of fieldwork and research, and offers a comprehensive account of
the prehistoric rock art of the North York Moors.
The authors detail all known rock art sites in the region,
with particular reference to the diversity and variety of motifs,
together with information on the associated archaeology of the surrounding landscape.