substratosphere

Example Sentences

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Meantime, aeronautical science has its sleeves rolled up to attack the problem of full utilization of substratosphere speed potentials.

From Time Magazine Archive

Furthermore, with horsepower supercharged to normal and air resistance halved or quartered, flying speeds in the substratosphere are increased 25% and more.

From Time Magazine Archive

Last winter Tomlinson made constant trips to the substratosphere in the single-motored Gamma.

From Time Magazine Archive

Last week, with a radical new fuel injection system made by Eclipse Corp. that eliminates the carburetor, it was given its first tests by President Frye in person preparatory to more visits to the substratosphere.

From Time Magazine Archive

He couldn't be more than 15,000 feet from the front of the trail, and you can recognize any kind of an airplane 15,000 feet away in the clear air of the substratosphere.

From The Report on Unidentified Flying Objects by Ruppelt, Edward J.