Here is Prof Kulke's address:
Prof. Dr. H. Kulke
Abteilung fuer Geschichte
Philosophische Fakultaet
Universitaet Kiel
Kiel
Germany

Professor D N Jha wrote:

Can any one give me the email address of Professor Herman Kulke, University of Kiel, germany?D.N. JhaProfessor of HistoryUniversity of DelhiEmail: dnjha@del2.vsnl.net.in