Robert Alan Reisse had this to say:
>...I still have some problems with the back brakes, but I do not know what the
>problem is; I only know the symptom - the hand brake does not work.
1. Have you adjusted the rear brakes? All the way out until they bind,
then in a tad.
2. The hand brake cable is also adjustable. Release the lever, then turn
the nut at the handle end of the cable, beneath the car in the
transmission tunnnel area.
'66 MGB GHN3L76149
If you're near Mountain View, CA,
it's the red one with the silver bootlid.