Did you find any living relatives of John Price Beckley ?
I have The Beckley USA Books which provides a lot of info on the Beckley family. In addition-I am sure you know all this but some item may be useful:

Birth Record Detail...

Name: John Price Beckley
Birth Date: 28 Apr 1874
Birth Place: Raleigh Co., West Virginia
Sex: Male
Mother: Margaret J. Beckley
Mother's Age:
Mother's Birth Place:
Father: John Beckley
Father's Age:

Marriage Record Detail

John Price Beckley
Spouse: Jessie May Kay
Date: 1896
Place: Raleigh, West Virginia, United States

Death Record Detail...

Name: John Price/Beckley
Sex: Male
Death Date: 20 Aug 1900
Death Place: Raleigh Co., West Virginia
Age at Death: 26y 3m 23d
Birth Date: 28 Apr 1874
Birth Place: Beckley
Marital Status: M
Occupation: Architect
Mother: M.J./
Father: John/Beckley
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Ray