First World War Victoria Cross recipients

Go to www.gov.uk/government/collections/archive-commemorating-overseas-ww1-victoria-cross-recipients to read stories of 175 men from 11 countries who were awarded the Victoria Cross during the First World War.
This UK government site developed by the Foreign & Commonwealth Office, presumably an organization anticipating significant new responsibilities after the BREXIT vote. It pays tribute to men from, Australia, Belgium, Canada, Denmark, India, Nepal, New Zealand, Pakistan, South Africa, Ukraine and the United States of America.
For Canada there are 70 profiles, whereas the Canadian War Museum website lists 73.  Who is in one list and not the other?
Rowland Bourke who served with the Royal Navy Volunteer Reserve. having lived in Canada before and after the war.
Benjamin Geary, who was awarded the VC for service in the BEF and moved to Canada after the war.
Michael O’Leary who served with the BEF, he lived in Canada before and after the war.