The danger of stalled flight and an analysis of the factors which govern it

Hopf, L
naca-tm-52
November 1921


A definition of "stalled fight" is presented as well as a detailed discussion on the how and why it occurs. Some suggestions are made to prevent its occurrence such as carrying an air speed instrument in the airplane.

An Adobe Acrobat (PDF) file of the entire report:
http://naca.central.cranfield.ac.uk/reports/1921/naca-tm-52.pdf