Beautiful work on this engine. Having been taught by an old school tradesman (my Dad) I can really appreciate the talent that's on display in these photographs.
Not wanting to stir the pot, but the comments about brazed frames being weaker or more prone to faults is no more than empty wobble-gobbing. The best motorcycles of yesteryear had brazed frames and the only reason the modern motorcycle industry bypassed it was that it was a more expensive process and you needed skilled tradespeople to do it.
(Well Ok I did stir the pot a little
Money can't buy happiness, but it can buy chocolate which is almost the same thing
Home of the Kotanga Tramway.