In reply to:
James Thieme,Jr. 4/30/05
comments powered by
has 628 entries for Thieme. If you click on "Advanced" you will get 14 in PA and 24 in NY. I'm not familiar enough with the counties to tell exactly where they were, but you may be.
You will probably have to use obituaries, death certificates, SSN applications, and cemetery records to get back to people born before 1900 before you can find much on the Internet.