Brit bikes were still being made with tube brazed into cast lugs into the 1970's. Velocette were one of the last, along with Triumph and BSA, until about 1971. Norton went with welding from the early 50's (I have a welded Norton Featherbed frame from 1956 (or is it 1958, must check the v5c).
Thanks. I wasnt sure who to quote that would know got the wrong 1
But thanks for confirming it wasn’t a dream.
J