Berndt. Learn to breathe Lessons in self-control In Russian (ask us if in doubt)./Berndt. Uchites' dyshat' Uroki samoobladaniya Translated by V.N. Klasson with a foreword by P.I. Suzonov St. Petersburg Typography by Ya.Balyansky 1911. After 190 pages of text comes another 100 pages of annexes in the form of drawings and explanations to them. Any photos on request. SKUalbbef2832e72060627.