Beards in PA and TX

Seeking information on John Henry Beard, born in PA in 1836.Also lived in MO, AL, and finally in TX.Married Rebecca Ann Duncan in AL. A McLennon Co., TX history gives his father as J. H. Beard (could also be John Henry).

John Henry and Bertinia's children were:
William Henry
Robert Rufus
James Irwin
Edward H.
Anna M.
Eula
Julia B.
John Lewis

Any help would be greatly appreciated.