https://www.stir.ac.uk/research/hub/publication/1000126
Newspaper Article: Penman MA (2018) Bruce Almighty: the man, the myth and the legend of King Robert. 09.09.2018.
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https://www.liveauctioneers.com/price-result/courtenay-robert-the-bruce-mounted/
Richard Courtenay King of Scotland. Base marked "R. Courtenay." 1 Piece. Condition Good. Paint Wear. Mace Missing. No B
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