Would he be the man listed as 21724 Trooper Griffith Thomas Griffiths, 81st Company, 21st Btn, IY.
"Mr. Griffith Thomas Griffith, New York, son of Mr. Thomas Griffith, Ivy House, Corwen, has been gazetted as a Lieutenant in the U.S. Army. Lieut. Griffith was on active service with the British Army throughout the South African War."
(Yr Adsain, 25th June 1918)
"Mr. Griffith Thomas Griffith, New York, son of Mr. Thomas Griffith, Ivy House, Corwen, has been gazetted as a Lieutenant in the U.S. Army. Lieut. Griffith was on active service with the British Army throughout the South African War."
(Yr Adsain, 25th June 1918)