Aaron Zakharovich Steinberg (1891-1975), graduate of the University of Heidelberg (philosophical and law faculties), in 1919 he became a member of the Volfille Secretary-the free philosophical Academy [Association] (R.V. Ivanov-Raznik, K.A. Sunnerberg, Blok, Andrei Bely, K.S. Petrov-Vodkin and others). The history of Wolfila is one of the plots of the Steinberg memoir book, he dictated by him in the summer of 1971 (typewriter based on tape recordings is stored in the Jerusalem Archive).