 Pranava-Vada of Gargyayana

The Pranava-Vada of Gargyayana ("pranava-vāda" is the Sanskrit for "uttering of Pranava (AUM)") is a book by Bhagavan Das, published in three volumes in years 1910-1913 by the Theosophical Society, Adyar with notes by Annie Besant.Das alleges that the work is a "summarised translation" of an otherwise unknown "ancient text" by a sage called Gargyayana.