He had also one of the biggest collection of kabbala books in Europe. Il possède également l'une des plus importantes collections des tableaux de Pablo Picasso en Europe.
2.
In Way of Meditation in the Light of the Kabbala (in English), Argaman, Jerusalem, 1981 . In Way of Meditation in the Light of the Kabbala (en anglais), Argaman, Jerusalem, 1981.