He became a citizen of West Virginia in 1878 and began developing oil , coal , and timber industries with his father - in - law .
Elkins married Hallie Davis , daughter of Senator Henry G. Davis of West Virginia , in 1875 .
Elkins became a citizen of West Virginia in 1878 and began developing oil , coal , and timber industries with Elkins ' father - in - law .
Elkins married Hallie Davis , daughter of Senator Henry G. Davis of West Virginia , in 1875 .