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Proceedings of the Royal Society 
Ireland. I do not remember any case of a brougli which has been 
explored in Orkney in which bones of the whale have not been 
found.” 
“ I hesitate very much to attempt even to assign a date to the 
Fig. 4. 
Ground Plan of structure near seashore at Hoxay, about 110 yards westward 
of Howe of Hoxay, or Brough of Hoxay. Buins excavated and planned 
by George Petrie, Esq., Kirkwall, in summer, 1871. Scale, inch 
to 1 foot. A, the place where the broken vessel made out of the verte¬ 
bra of a whale was found. B, the situation of the tooth of the sperm- 
whale. C, entrance doorway, which was roofed over with stones. D, 
passage, also roofed over. E, passage where stone roof was destroyed. 
structure in wdiick the tooth was found. It may belong to the 
period when the Celtic or Pictisli population by whom the islands 
were occupied prior to their invasion by the Scandinavians, but I 
do not think, from the general appearance of the ruins and the 
character of the remains found in them, that the tooth belonged 
