It has been thought best to tabulate the chief defensible area of each castle. The total area, including ditches and scarps, is liable to great variation owing to the nature of the ground.


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PRINTED BY OLIVER AND BOYD, EDINBURGH

FOOTNOTES:

[1] Mr W. H. St John Hope arrived independently at similar conclusions.

[2] In the paper on Earthworks in the second volume of the Victoria County History of Yorkshire, this subdivision of the promiscuous class X., is used.

[3] Since the above was written, Mr Hadrian Allcroft’s work on Earthwork of England has furnished an admirable text-book of this subject.