Edmondston, T. 1871. Notes on a Straw Masquerade Dress still used in some parts of Shetland, and on certain Woollen Articles manufactured in Fair Isle; also of a supposed Relic of the Spanish Armada. Proceedings of the Society of Antiquaries of Scotland. 8, (Nov. 1871), 470–472. DOI:https://doi.org/10.9750/PSAS.008.470.472.