[1666] The Races of Britain, p. 13. See also p. 360.
[1667] L’Anthr., v, 1894, pp. 515-6.
[1668] Boyd Dawkins, Cave Hunting, p. 171. The figures are 76, 75, 80, 79·7, 74·6, 79·4, 74·3 (Perthi-Chwareu); 77 (Cefn cave); and 76·5 (Tyddyn Bleiddyn).
[1669] Ib., pp. 179, 187; Journ. Ethn. Soc., N. S., ii, 1870, pp. 444-5, 460.
[1670] W. Boyd Dawkins, Cave Hunting, p. 186.
[1671] See the illustrations of the Perthi-Chwareu skulls in Cave Hunting, pp. 168-9.
[1672] No. 7 (figs. 1-4, p. 84 of Prehist. Remains of Caithness); no. 2 (figs. 17-20, p. 90); no. 3 (figs. 34-8, p. 98); and no. 5 (figs. 39-43, p. 96).
[1673] No. 8 (figs. 9-12, p. 88); and no. 1 (figs. 25-8, p. 92).
[1674] Ib., p. 115.
[1675] See Proc. Soc. Ant. Scot., xxxvi, 1902, p. 162.