Correspondence of Yosef Nedava with various people about Hans Herzl, son of Binyamin Zeev Herzl
Articles by Nedava:
'The Gloomy Years in the Life of Hans Herzl'
'Between Dr. Herzl and Professor Vambery'
Testimony of Professor Z. Brodetsky
Article by Yitzhak Levy 'The Unknown About Herzl'
Avner Falk, Freud and Herzl
Biographical details about Hans Herzl by Aliza Sternberg (English)