Page "The Seaforth Highlanders of Canada" Paragraph 9

Finally on 18 July Major J. A. Clark was appointed as the commander of the 72nd Battalion CEF Seaforth Highlanders of Canada and ordered to begin training for overseas service.

The regiment travelled east through Ottawa to the United Kingdom and on 18 August 1916, the Seaforths were in France.

Receiving the number 72nd Battalion made the Seaforths the only Canadian regiment in World War I to deploy with its traditional regimental number as its CEF battalion number.