There are here uploaded a few german pocket books regarding some Von Eberstein genealogical meetings in the early 1900s, in Germany. They are in german.
Eberstein-Familien-Zeitung_Nr10_1900.pdf
File:Familien-Zeitung Nr12 1904.pdf
File:Familien-Zeitung Nr15 1910.pdf
File:Familien-Zeitung Nr16 1912.pdf
(Note, some of these might have incorrect information, for example one lists Ernst Albrecht's death date as 1811, which is impossible because some children were born well after 1811)