He was the son of Mrs Mary Hertweck, of 110, Salisbury Street, Cowpen Quay, Blyth.
Morpeth Herald 08/09/1916 carries a brief obituary:
Private Walter Ballantyne Gowland (better known as Hertwick) [sic]), of 110 Salisbury Street, Blyth, killed in action on August 3rd. He was only 18 years of age.
An "In Remembrance" notice was published in Blyth News 04/08/1921
