 The Characteristics of 78 Related Airfoil Sections from Tests in the Variable-Density Wind Tunnel by Eastman N. Jacobs and others

NACA Report 460, originally published November 1933; primary PDF: ntrs.nasa.gov/api/citations/19930091108/downloads/19930091108.pdf . Apparatus and Methods describes duralumin models, dimensions, Reynolds number, tank pressure and measured forces/moments. The introduction and profile derivation explain systematic variation of thickness and mean-line form.