The younger couple are Nicola and Victoria (nee Jerin) D'Agostino. The older couple are Joseph and Lizzie Jerin. The baby is Anthony D'Agostino first child of Nicola and Victoria.
In this photo:
Anthony D'Agostino, Nicola D'Agostino, Victoria Jerin D'Agostino (born 1899), Joseph Jerin (born 1919), and Elizabeth Jerin (born 1856)