Bykowski had 2 lines: 1 line this is polish Bykowski line from Jaxa Bykowski, the same line Tysza, Lopot and so on, and 2nd line this is tatars Bykowski line, when some till now unknown tatar took as wives some polish Bykowska. This situation we can see here: https://ibb.co/wdKPHXm
If anyone have some more information about this- then let's connect.
