Hell yes, and besides they knew he was a man. I mean where's the cases of parents bringing their sons around him since he was so willing to help them?
Some of the girls had fathers do dudes randomly assist people like that? I mean what would he get out of it? At the very least they should've suspected that if not literally fukking them he was gonna fukk them out of their publishing. Let's keep it a hunnit they sent their kids to him hoping that no matter what
They (meaning the Parents) got a check out of it. I'm not saying that they knew for absolute certainity that he was gonna abuse the girls. They were blinded by the possibility of a check. That mattered more than the welfare of their daughters.