Multimedia Gallery
Dolphins (Lagenorhnychus lateralis, Delphinus borealis)
The rugged "whale" was perhaps the most internationally popular of the interwar flying boats for transoceanic flights and polar exploration.
In the early 1930s, this type was proposed (unsuccessfully) for the first regular commercial transatlantic service.
The monster Do X was too complex and expensive to operate regular overseas commercial service.
An astrodome on a Douglas C-47, circa 1944.
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.
The three Deep Space Network stations are separated by about 120 degrees of longitude so they can track spacecraft continuously as Earth rotates.
