Family stories says he went to Canada and settled down in British Columbia. The story also says that he was killed in action in Belgium in October 1915. He may also have changed his surname to MacDonald. If he was born in 1892, then he would have been aged 23 when he died.
It may be possible to confirm family relationships with Colin by comparing test results with other
carriers of his ancestors' Y-chromosome or mitochondrial DNA.
Y-chromosome DNA test-takers in his direct paternal line on WikiTree: