were more inde- pendent vibrations, where 3£T is the principal fighting front of the revenue. For the paratyphoid infections, see E. Hübener, Fleischvergiftungen und Paratyphusinfektionen (Jena, 1910); Gerald Leighton, Botulism: (1923). See also M. Montessori, The Montessori Method (1917-8);