No data on air propellers was available, but we had always understood that it was not a difficult matter to secure an efficiency of 50% with marine propellers. — Orville Wright Copy Share Image
The course of the flight up and down was exceedingly erratic, partly due to the irregularity of the air, and partly to lack of… — Orville Wright Copy Share Image
One of the Life Saving men snapped the camera for us, taking a picture just as the machine had reached the end of the… — Orville Wright Copy Share Image
In just six weeks from the time the design was started, we had the motor on the block testing its power. — Orville Wright Copy Share Image
We left Dayton, September 23, and arrived at our camp at Kill Devil Hill on Friday, the 25th. — Orville Wright Copy Share Image
When the motor was completed and tested, we found that it would develop 16 horse power for a few seconds, but that the power… — Orville Wright Copy Share Image
With all the knowledge and skill acquired in thousands of flights in the last ten years, I would hardly think today of making my… — Orville Wright Copy Share Image
When the machine had been fastened with a wire to the track, so that it could not start until released by the operator, and… — Orville Wright Copy Share Image
With twelve horse power at our command, we considered that we could permit the weight of the machine with operator to rise to 750… — Orville Wright Copy Share Image
In our gliding experiments we had had a number of experiences in which we had landed upon one wing, but the crushing of the… — Orville Wright Copy Share Image
“If we all worked on the assumption that what is accepted as true were really true, there would be little hope of advance.” — Orville Wright Copy Share Image
A sudden dart when a little over a hundred feet from the end of the track, or a little over 120 feet from the… — Orville Wright Copy Share Image
