The Bacillus of Long Life / A Manual of the Preparation and Souring of Milk for Dietary Purposes, Together with an Historical Account of the Use of Fermented Milks, from the Earliest Times to the Present Day, and Their Wonderful Effect in the Prolonging of Human Existence

by Loudon M. Douglas

[66] Weigmann, Lafar's Handb. d. Techn. Mykol., 2d edit., 1905, vol. ii., p. 134.

[67] Emmerling, Cent. Bakt. Par. 1898, vol. iv., p. 418.

[68] Lindner, Mikroscop. Betriebscontrolle, i. d. Gärungsgew, 3d edit., Berlin, 1901.

[69] Kalantharianz, Dissert. Berlin, Abs. in Koch's Jahresb., 1898, Bd. 9.

[70] Luerssen and Kühn, Centralbl. Bakt.

[71] Piorkowski, Sitzungsber. der Berl. med. Ges., Nov., 1907.

[72] Metchnikoff, The Prolongation of Life.

[73] Grigoroff, Revue Médicale de la Suisse Romande, 1905, p. 10.

[74] Grixoni, Abstr. Cent. Bakt. Par. 11, 15, p. 750.

[75] Freudenreich and Jensen, Cent. Bakt. Par. 11, 1897, 3, 545.