1904
Hail, W. J., student, Waynesburg, Pa.
Licentiate - Pennsylvania Presbytery
[Source: Minutes of the General Assembly of the Cumberland Presbyterian Church, 1904, page 191a]

1905
Hail, W. J., student, Waynesburg, Pa.
Minister - Pennsylvania Presbytery
[Source: Minutes of the General Assembly of the Cumberland Presbyterian Church, 1905, page 170a]

1906
Hail, W. J., student, New Haven, Conn.
Minister - Pennsylvania Presbytery
[Source: Minutes of the General Assembly of the 06, page 159a]

1963
Ministerial Necrology
Name: Hail, William J., Ph.D.
Occupation: Prof. Em.
Presbytery: Wooster
Place of Death: Wooster, O.
Date of Death: June 29
[Source: Minutes of the General Assembly of the Presbyterian Church, 1964, page 459]