[93] Lehfeldt's Electrochemistry, 1904, p. 3.

[94] See table, p. [56].

[95] Report of the British Association for the Advancement of Science, 1886, p. 389.

[96] With the aid of more elaborate apparatus rigorous demonstrations and measurements of such diffusion currents of so-called "concentration cells" are made.

[97] Z. phys. Chem., 63, 174 (1908). The work was carried out in Abegg's laboratory.

[98] Report of the St. Louis Congress of Arts and Sciences, IV, 314 (1904).

[99] Am. Chem. J., 20, 21, 23 (1898–1900).

[100] Kablukoff, Z. phys. Chem., 4, 429 (1889).

[101] Phil. Mag. (5), 36, 320 (1893).

[102] Z. phys. Chem., 13, 531 (1893).