[128] It should, however, be mentioned that the Brazilian Indians observed by v. d. Steinen wore green and blue feathers also.
[129] It is undeniable that they sometimes use shades of blue in their ornaments, when they have seen Europeans do so.
[130] Op. cit., pp. 170, 171.
[131] La suggestion dans l’art, p. 95.
[132] Op. cit., pp. 170, 171.
[133] Die Seele des Kindes, p. 40.
[134] That the child first acquires a clear perception of form by means of experimentation is proved by the uncertainty of those blind persons whose sight is restored, in recognising form by the eye (even weeks after the removal of the bandages), although they already have a clear idea of the forms, acquired by touch.
[135] Prolegomena zu einer Psychologie der Architektur, p. 13.
[136] A collection of such patterns may be found in the work of L. V. Frobenius, Die Kunst der Naturvölker. 1. Die Ornamentik, Westermanns Monatshefte, December, 1895.
[137] W. Joest, Ethnolographisches und Verwandtes aus Guayana, p. 90.