Andrew Nolan wrote:
thanks, I guess the diagonal soundboard with its barring takes over the
functioning of the upper braces. Are those lower braces like knees as in
spinets of that era?
No they are not, they are simply oblong in section with square ends and come
up only as far as the liners which are rather deep. This also means that the
tail brace is quite low being fixed to the lower surface of the liners.