By B.K.S. Iyengar with forward by Yehudi Menuhin published by HarperCollins India (paperback – 1966) 162 pages
A straightforward and comprehensive introduction for the beginner by the acknowledged expert on the subject. 150 photographs positioned in the relevant part of the text for easy reference. An introduction to the philosophy and practice; descriptions of 57 key postures; pranayama techniques; 35-week course; and glossary of terms.