Abstractions based on circles : papers on prehistoric rock art presented to Stan Beckensall on his 90th birthday /

: Stan Beckensall is renowned for his work, done on an entirely amateur basis, discovering, recording and interpreting Atlantic rock art in his home county of Northumberland and beyond. Presented on his 90th birthday, this diverse and stimulating collection of papers celebrates his crucial contribution to rock art studies, and looks to the future.
: Also issued in print: 2022.
"This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License"--Title page verso. : 1 online resource (vi, 181 pages) : illustrations (colour) : Specialized. : Includes bibliographical references. : 9781803273174 (PDF ebook) : : Open access.