Holyoke marriage record May 10, 1909
Stanislaf Gancarz 25 124 Lyman St. mill operator b. Austria parents Wojiech and Mary Lata
Katarzyna Kaniecna 21 147 Lyman St. mill operator b. Austria parents Jozef and Mary Kot 1st marriage for each
Here are the birth dates for 2 of the children
Jan. 26,1913 Stella Gancarz
Oct. 31, 1914 Stainislaw Gancarz
The records only go to 1915 but you maybe able to get more info on the census. Look for alternate spellings some time they change the spelling or the name entirely.
Good Luck in your search.