Not a machine cancel. That, I believe is a roller cancel, which is just what it sounds like, a roller with a continuos design which just never ends when you roll it across the envelope. I don't know of a catalogue for them, but I'm sure someone here does.
While a lot of articles have been printed on Canadian roller cancel, this is the only reference book that I am aware of: Canadian Roller Cancellations 1894 - 1930: A Handbook of the Canadian Philatelic Society of Great Britain / Smythies, E. A.: Canadian Philatelic Society of Great Britain, nd.
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