Thomas L. Coleman, Paul W. J. Schumacher
naca-tn-2176
Aug 1950
Normal-acceleration and airspeed data taken on several transport airplanes of a four-engine type during postwar commercial operations on trans-Pacific and Caribbean - South America routes of the same airline are analyzed.
An Adobe Acrobat (PDF) file of the entire report:
http://naca.central.cranfield.ac.uk/reports/1950/naca-tn-2176.pdf