Edmondston, Thomas. 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 (November):470-72. https://doi.org/10.9750/PSAS.008.470.472.