Corrie, J.M. 1932. Notes on (1) a Two-storeyed Grave at Little Asta, Shetland; (2) Certain Prehistoric Relics from Shetland; and (3) a Viking Brooch of Silver from Skaill Bay, Orkney. Proceedings of the Society of Antiquaries of Scotland. 66, (Nov. 1932), 69–85. DOI:https://doi.org/10.9750/PSAS.066.69.85.