Malcolm (1900-1972) was a son of Malcolm Matheson and Christina Macdonald, 18 Hacklete. He married Johanna Morrison, 3 Valtos and they emigrated to Vancouver, Canada

 The following is from feedback to this site;

Calum was on the Mounted Police and moved around Vancouver and then became a Judge before he retired. Calum and Johann have two of a family. Mary Christina who is married in Haney BC has three children Allan, Heather and Denise and five grand children. Calum Angus the son is not married but lives near his sister.