[quote="choirek"]Jon, do you know Hersh Yankow Jakubowski from link Elżbieta have provided?[ /quote]

I can’t say I know much of him, but it sounds like he would have been my great-great-grandfather in this case (Ester’s father).

Yes, thank you! Thant's my Uncle's book! This is the second one: https://www.amazon.com/100-Year-Secret-Britains-Hidden-Massacre/dp/1592285325
Opowiedziana przez Benjamina , historia i tragizm losów, tej rodziny :
mieszkali Dobra koło Turku
Benjamin Jacobs (właśc. Berele/Berek Jakubowicz,po polsku ...

Ah thank you, this seems likely! They mention visiting family in Uniejow, which is nearby

Bialas_Malgorzata pisze:Dobra is a town in the Turek district of Wielkopolska
it's hard to find anything from these areas
it was ghetto there

maybe in:
Archiwum Państwowe w Poznaniu Oddział w Koninie

Thank you for such a quick reply. This is not them as Josef was born in 1913 and Berek in 1919. I also do have the camp numbers for Josef, Berek and Awigdor: Ben 141129, Awigdor 141130, Josek 141131.

Bereks' camp journey, which I have the best documentation for, took him from the Dobra Ghetto to ...

Hello! Thanks for taking a moment to read this.

I am headed to Poland this summer to trace the roots of my family. I am descended from Polish Jews. Fortunately, I have some fairly good source materials, as my great-uncle wrote two books about his youth in Poland and the Holocaust. I know the ...