COLES, F. Record of (I) the Excavation of two Stone Circles in Kincardineshire: (1) in Garrol Wood, Durris; (2) in Glassel Wood, Banchory-Ternan; and (II) Report on Stone Circles in Aberdeenshire, with measured Plans and Drawings; obtained under the Gunning Fellows. Proceedings of the Society of Antiquaries of Scotland, v. 39, p. 190-218, 30 nov. 1905.