Zimberoff Hollywood received as original 8 facing. The first set of photos show its raw condition; thick tip rail, thick and uneven (wobbly) and worn side rails and quite an unusually long facing curve (which of one can only see by measuring.
Before:
Restoration shows thin and contoured side rails, sculpted tip rail, re-angle of the baffle into new tip rail, and of course a tightening and balancing of the facing curve which can only be seen in measurement.
After:
Before restoration on 73xxx MK VI:
After Restoration on 64xxx MK VI with a better fitting ligature as well: