I got this Commodore typewriter about a month ago and I don't really know anything about it! There isn't to much info online about them; if somebody with a bit of experience
Commodore's History in the Adding Machine Business – Commodore International Historical Society
Commodore Typewriters : First Incarnations!
oz.Typewriter: Coming to Australia: How Commodore Typewriters Beat the Tariffs
Commodore 2200 Typewriter and Third Moon Brewing Dust Made Flesh – Typewriters and Beer
1959 Commodore Professional on the Typewriter Database