Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
In 1910., Dr Hackmann started on a lengthy tour throughout Mongolia, China, Japan, Cambodia, Siam, and India, studying Buddhism and other Eastern Religions, Shintoism and Taoism. He returned to London in the spring of 1911, and published this book.