Survey at the Earl's Bu, Orphir, Orkney, 1989-91 : geophysical work on a late Norse estate complex /
Johnson, Paul G.(Archaeologist),author.
Batey, Colleen E.,author.
Society of Antiquaries of Scotland.
Includes bibliographical references (page 14)
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Description from online resource; title from PDF title page (Society of Antiquaries of Scotland, viewed 22 March 2022)
Geophysical surveys