Pelorus
It's called a Pelorus, you can find details about its functionality in the Wikipedia entry
Pilot
The pilot and navigation crew, with the aid of navigational equipment.
There was no "captain" for the astrolabe. It was navigational tool used on the ships to guide them. The captain of the ship or the pilot used it.
6 pack
a flight plan is a form filled out by pilots before flying which the pilot uses for navigational reference to get them from point a to point b. It may include navigational structures such as VOR or coordinates.
what does the instrument panel symbol that looks like an engine mean on a 2003 honda pilot?
in the book
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The woman pilot in Rwanda is named Esther Mbabazi.
Courtney L. Flatau has written: 'The instrument pilot handbook' -- subject(s): Instrument flying
he earned his Federal Aviation Administration multiengine instrument pilot rating and flew private multiengine planes