Mann, L. M. (1923) “Discoveries in North-Western Wigtownshire: Cinerary and Incense-Cup Urns and Perforated Axe-Hammer; Mould for Bronze-Winged Chisel; Whetstone for Stone Axes; Cup-marked Rocks and Boulder; Apron of Moss Fibres”, Proceedings of the Society of Antiquaries of Scotland, 57, pp. 98–107. doi: 10.9750/PSAS.057.98.107.