Question: The Stevenson exhibition on the lower floor is particularly interesting, with photographs of the author traveling around the world before his untimely death at the age of 44 in Samoa.
The author, Stevenson, was never photographed that we know of.

Answer: no

Question: Let up, Sather Karf, or you'll regret it.
Sather Karf., You'll regret not letting up on the case.

Answer: it is not possible to tell

Question: While the best shows (at the Tropicana clubs in both Havana and Santiago de Cuba) are rather expensive by Cuban standards, seeing at least one big song-and-dance production in the flesh (so to speak) is de riguer.
The best shows are rather cheap by Cuban standards.

Answer:
no