Please see https://en.wikipedia.org/wiki/History_of_the_Jews_in_Bauska . Maybe send messages to the researchers who contribute to this information and media to this page to request to collaborate or exchange web links?
https://en.wikipedia.org/wiki/Bauskas_apri%C5%86%C4%B7is
Post whatever you know to Wikipedia and Wikimedia.org so anyone educated who knows this topic would contact you.
I am not related I just stumbled onto this project page.
With respect,
JM
