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

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