Tolfan,
I think you have a Record salad, I'd bet the factory brakes would have been Weinmanns or Dia-Compes, if the Derailleurs had been Sun-tour, they prolly would have been Raleigh marked. Or at least the rear.
Looks like a great frame though!
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I have a white PX-10, a Green Dawes Galaxy and an Orange Falcon, now I'm done.