Book Notes pages 20-31 Waterscape
Page 21 - Avebury's Waterscape
Paul Whitehead and Mike Edmunds' 2012 report on the paleohydrology of the Avebury area:
SILBURY HILL, WILTSHIRE: PALAEOHYDROLOGY OF THE KENNET, SWALLOWHEAD SPRINGS AND THE SITING OF SILBURY HILL
Recommended book about aquifers: Downing, R.A.,1998. Groundwater: Our hidden asset, British Geological Survey
British Archaeology magazine published an article in 2013 about my discovery of the Silbury springs. It can be read here:
SILBURY SPRINGS
Page 21 - Neolithic Sense of Direction
Today, we regard north as 'up' but this was not always the case.
The issue of how Neolithic people perceived direction is explored in Steve Marshall's essay: