Multimedia Gallery
- Navigation Methods: Dead Reckoning
Malay Dagger and Sheath, Indonesia
This forerunner of the ubiquitous E-6B flight computer was prominent in the five years before World War II.
A navigator can take measurements of the ship speed and direction and the effects of wind and current. He can estimate the ship’s location fairly accurately–at least over short distances.
Deer, North America (Cervus macrotis)
These tools were critical for quickly accessing distances and plotting courses.
Dolphins (Lagenorhnychus lateralis, Delphinus borealis)
A navigator making sightings from the nose of a U.S. Navy Douglas PD-1.
This clock was made by Johannes van Ceulen around 1680.
The E-6B remains the most successful flight computer ever made.
This aperiodic compass salvaged from Wiley Post's 1935 fatal crash had previously flown in the Winnie Mae.
