Your answer is almost comprehensive. I am pleased Mr Mellon is still alive for one doesn't hear from him. A discreet man after so many accomplishments. I think that some photos of dioramas in his book are from this museum : ie the bongos or some little duikers?
-------------------- "I don't want to create an encyclopedic atmosphere here when we might be having a beer instead" P H Capstick in "Safari the last adventure."