H. Kurt Strass, E. M. Fields, Eugene D. Schult
naca-rm-l51k16
Jan 1952
As part of the NACA transonic research program, a free-flight investigation has been made by the Pilotless Aircraft Research Division to determine some effects of aileron span and deflection on the rolling effectiveness of plain, sealed, 15-percent- and 30-percent-chord flap-type ailerons through the Mach number range of 0.8 to 1.6.
An Adobe Acrobat (PDF) file of the entire report:
http://naca.central.cranfield.ac.uk/reports/1952/naca-rm-l51k16.pdf