Wind-tunnel investigation of N. A. C. A. 23021 airfoil with two arrangements of 40-percent-chord slotted flap.

Bibliographic Details
Corporate Author:	United States. National Advisory Committee for Aeronautics
Format:	Government Document eBook
Language:	English
Published:	[Washington] : [s.n.], 1939.
Subjects:	Airplanes. Aeronautics > Research.
Online Access:	Electronic resource (PDF)

Description
Item Description:	Includes references, a table, and figures.
Physical Description:	1 online resource (23 pages), digital, PDF file