Used, good condition. Two books together, volumes 4 and 5 of the 5 book series “The Book of the Secrets.” Volume 1 of the series can be found here. Shipping can be combined.
No other copies online found, Amazon only has this placeholder page for volume 4. Volume 4 is fourth printing. This number IV of the series of five books that navigates through the amazing journey in knowing yourself through Tantra.
Volume 5 is first edition 1976.