Alle Rechte, 

 namentlich dasjenige der Übersetzung in fremde Sprachen, vorbehalten. 



Published March 10, 1906. 

 Privilege of Coiayright in the United States reserved under the Act 

 approved March 3, 1905 by Friedr. Vieweg & Sohn, Braunschweig, 



Germany. 



