Reynolds pipe
flow experiment (1883)
Rayleighs
inflection point criterion (1887)
Orr (1907)
Sommerfeld (1908) viscous eq.
Heisenberg
(1924) viscous channel solution
Tollmien (1931)
Schlichting (1933) viscous BL solution
Schubauer &
Skramstad (1947) experimental TS-wave verification
Klebanoff,
Tidstrom & Sargent (1962) 3D breakdown