Author: H. Dathe (editor); I. A. Neufeldt (editor); W. M. Loskot (editor); L. A. Neufeldt (editor); E. V. Vietinghoff-Scheel (editor); K. Wunderlich (editor)
Author: Erwin Stresemann (editor); L. A. Portenko (editor); G. Mauersberger (editor); G. Mauersberger (editor); L. A. Portenko (editor); B. Stephan (editor); E. v. Vietinghoff-Scheel (editor)