Callander, J. G. (1913). Notices of (1) A Bronze Socketed Axe from Daviot, Aberdeenshire, and (2) A Stone Mould for Casting Whorls, from Insch, Aberdeenshire, with (3) Notes on Lead Whorls, Lead Brooches, and Button Moulds. Proceedings of the Society of Antiquaries of Scotland, 47, 450–462. https://doi.org/10.9750/PSAS.047.450.462