[32] F. Grabowsky, "Der Distrikt Dusson Timor in Südost-Borneo und seine
Bewohner," _Das Ausland_, 1884, No. 24, p. 470.

[33] _Narrative of the Second Arctic Expedition made by Charles F.
Hall_, edited by Prof. J.E. Nourse (Washington, 1879), pp. 110 _sq._

[34] See _Taboo and Perils of the Soul_, pp. 207 _sqq._

[35] Walter E. Roth, _Ethnological Studies among the North-West-Central
Queensland Aborigines_ (Brisbane and London, 1897), p. 156, § 265. The
custom of killing a man by pointing a bone or stick at him, while the
sorcerer utters appropriate curses, is common among the tribes of
Central Australia; but amongst them there seems to be no objection to
place the bone or stick on the ground; on the contrary, an Arunta wizard
inserts the bone or stick in the ground while he invokes death and
destruction on his enemy. See Baldwin Spencer and F.J. Gillen, _Native
Tribes of Central Australia_ (London, 1899), pp. 534 _sqq.; id.,
Northern Tribes of Central Australia_ (London, 1904), pp. 455 _sqq._

[36] Hugh Low, _Sarawak_ (London, 1848), pp. 145 _sq._

[37] Pliny, _Naturalis Historia_ xxviii. 33 _sq._

[38] Rev. Walter Gregor, _Notes on the Folk-lore of the North-East of
Scotland_ (London, 1881), p. 184. As to the superstitions attaching to
stone arrowheads and axeheads (celts), commonly known as "thunderbolts,"
in the British Islands, see W.W. Skeat, "Snakestones and Stone
Thunderbolts," _Folklore_, xxiii. (1912) pp. 60 _sqq._; and as to such
superstitions in general, see Chr. Blinkenberg, _The Thunderweapon in