...and having said "Morgan" I can see a V-twin through the grill...
After a quick google the guess is "Darmont", but no proof as yet. Another licenced Morgan was the "Sandford".
http://www.morgan3w.de/Might the grill have been a later addition? Been racking my brain for where I'd seen it and this was the answer.
http://www.rhiw.com/hanes_02/fergi_bach/ffergi_bach/ferguson_tea_20.jpgNot quite the same - and pretty unlikely.
David