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Anderson, J. Notice of a Sculptured Stone With Ogham Inscription, from Latheron, Presented to the National Museum by Sir Francis Tress Barry, Bart., M.P. Hon. F.S.A. Scot., Keiss Castle, Caithness; And of Two Sculptured Stones, Recently Discovered by Rev. D. Macrae, B.D., at Edderton, Ross-Shire. PSAS 1904, 38, 534-541.