Genealogy / Antolak, Gruza, Mirek - help with these surnames [8]

My grandfather, Josef Antolak, was born in poland in 1895(?)
His listed place of residence was sieniawe, galicia.
He came to the US in july of 1913.
I have been trying to gather info on family history.
Grandfather: Josef Antolak
Great Grandfather: Adam Antolak (married a talaga)

Joseph Antolak