[148] Grundriss der Sprachwissenschaft, I. i. 77. This estimate is accepted by Professor Sayce, Introduction to the Science of Language, vol. ii., p. 32.

[149] Hovelacque, Science of Language, English trans., p. 37.

[150] This method of representation was devised by Schleicher, who carries it further than I have occasion to do in the text. See Memoirs of Academy of St. Petersburg, vol. i., No. 7, 1859.

[151] Hovelacque, loc. cit., p. 130.

[152] Sayce, Introduction, &c., i. 126.

[153] Introduction, &c., vol. i., p. 374.

[154] Ibid., vol. i., pp. 375, 376.

[155] Ibid., p. 120. See also his Principles of Comparative Philology, 2nd ed., p. ix.

[156] Sayce, Introduction, &c., i., 125, 126.

[157] Hovelacque, Science of Language, p. 130.