The Allen County Public Library in Fort Wayne, IN is often a much desired place for genealogists to visit as they are the 2nd largest genealogy library in the country (the 1st being the Family History Library in Salt Lake City).
You can learn more about the Genealogy Center here: https://acpl-cms.wise.oclc.org/genealogy
They recently published this webinar on Pennsylvania Research:
You can learn more about the speaker here: https://bcgcertification.org/please-welcome-john-d-beatty-cg/