Please note like the deaths these birth records may have some different spellings than what you are looking for. Also sometimes the child was listed under its mothers maiden name and you will also see that in some instances the mothers last name is not the same as the fathers. You may see some births entered more than once that is how they were in the two books.
You might want to check out the Delayed Birth Certificates of Indiana County PA as in some instances they mention the children who were listed in these records as "not named" or "no name" or "baby" or just the first name left blank, and refer back to these listings as the proof of the birth.
Another set of birth records