Question: Prince Henry retired to what was known as the end-of-the-world, the Sagres peninsula in the Algarve (see page 101).
Henry retired at age of 35, which seems young now, but back then was a fine age.

Answer: it is not possible to tell

Question: The mausoleum is flanked by two almost identical red buildings, to the west a mosque, to the east a guest pavilion each is a perfect viewing-point.
There are two identical buildings on each side.

Answer: yes

Question: Westinghouse purchased both CBS and radio rival Infinity Broadcasting.
Westinghouse decided not to purchase CBS.

Answer:
no