Stevenson, J. H., Crichton, L. A., Brook, W., Ritchie, J., & Smith, W. W. (1931). The Bannatyne or Bute Mazer and its Carved Bone Cover: With Appendix: (1) Note on the Provenance of the Mazer; (2) Note on the Boss of the Mazer; (3) Zoological Note on the Whale Bone Cover of the Mazer; (4) Botanical Note on the Plant represented in the Carving on the Mazer Cover; (5) George Robertson’s (erroneous) Account of the Shields on the Bowl. Proceedings of the Society of Antiquaries of Scotland, 65, 217–255. https://doi.org/10.9750/PSAS.065.217.255