Graber M.D., Gustav Hans books & textbook
The Black Spider (Translation): Translated from the German by Christopher S Michel and Sara H Ruddy . The original articel appeared in Imago, V. II, 1925 pp. 254-334
Graber M.D., Gustav Hans Michel, Christopher S. Ruddy, Sara H.
Michel-Ruddy Publishing /2017-02-08 Paperback / 113 Pages
isbn-10: 0692845194 / isbn-13: 9780692845196
