Primitive Time-reckoning / A study in the origins and first development of the art of counting time among the primitive and early culture peoples

by Martin P. Nilsson

[679] Brown, p. 332.

[680] Thurnwald, pp. 330 ff.

[681] Ray, in R. T. Str., p. 225.

[682] von den Steinen, p. 358.

[683] Ibid., p. 435.

[684] Nieuwenhuis, I, 317.

[685] Adriani, quoted by Winkler, p. 440.

[686] Adriani and Kruijt, II, 264 ff.

[687] von Krämer, I, 356 ff.

[688] Malo, pp. 54 ff.