Not what you are looking for but wanted to help.
LEHMAN surname holders in Poland:https://nazwiska-polskie.pl/Lehman
Maybe posting on this board can bring out some ideas from other posters.https://www.ancestry.com/boards/topics.royalty.russiann/mb.a...
Saw this surnames :
~in the very first post : BARIATINSKY - UPDATED DESCENDANTS
T.F. Boettger (View posts)