I would like to find my father. ?

trying to find my father . he is from san tuce , p.r. & i never met him. i tried s.s. but they say they dont have anyone under such name. was last seen in bklyn, n.y. would be about 68 yrs old . has two sisters , aurora & delia. i have two brothers luis raul & casimiro steven torres. my name is bridget eva torres & i am 39yrs old. please , if someone knows anyway i can find him please email me at brmachva@yahoo.com.