Transatlantic Airliner Ready For Tests

The video discusses the development of long-range commercial planes, highlighting Igor Sikorsky's design contributions. It introduces the Excalibur, a ship named by Mrs. Henry A. Wallace, capable of nonstop Atlantic flights. The Excalibur is the first in a fleet of luxury ocean travel planes, driven by four engines.

How many engines are mentioned as driving the big ships?

What type of travel is the Excalibur designed for?