I wish to express my sincere gratitude towards Philip Nicholas Wood of Northern Archaeological Associates for all his help and patience in language editing the paper and commenting on the text. I am also most grateful to Professor Lars F.Stenvik and Oddmund Farbregd of the Institute of Archaeology at the Norwegian University of Science and Technology, Trondheim for their discussions and constructive feedbacks on the original manuscript.
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File last updated: Wed Dec 3 2014