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Earth Resistance Survey
Date 1983
Event ID 1121047
Category Recording
Type Earth Resistance Survey
Permalink http://canmore.org.uk/event/1121047
Contour, auger and resistivity surveying of the knoll around the castle produced indications of two ditches, one running straight to cut the knoll in two, the other running concentric to, and just outside the 13th century upstanding curtain wall, with a narrow causeway.
A Gibson and D Pollock 1983.
