"

Józef Chyliński (1904-1985) (codename 'Julian'), was indeed 2nd in command (and sometimes 1st) in the northern (Pomorze) region of Poland during the IIWW. I couldn't find any books about him, but I found an online article in Polish about him. You can read it's summary in his bio linked above. I hope you and your grandmother enjoy it - if so, feel free to join us in editing the Wiki ) Take care,  Talk "