Question: Here you can peer into apothecaries unchanged since the 19th century as well as some of Havana's oldest homes.
Here you can peer into apothecaries unchanged since the 19th century because medical technology has not advanced.

Answer: it is not possible to tell

Question: It was a ridiculously old-fashioned device; a circular dial plate with a corded speaker.
It had a speaker attached to a cord and a round dial plate.

Answer: yes

Question: We discuss overall costs below.
Overall costs are not discussed in this document.

Answer:
no