[1]
Callander, J.G. et al. 1934. A Long Stalled Chambered Cairn or Mausoleum (Rousay Type) near Midhowe, Rousay, Orkney: With a description of the skeletal remains. Proceedings of the Society of Antiquaries of Scotland. 68, (Nov. 1934), 320–354. DOI:https://doi.org/10.9750/PSAS.068.320.354.