International organization of subsonic
wind tunnels which meets once a year to discuss
problems, status, upgrades, new technology and testing
methods utilized by the facilities.
NASA wind tunnel history and explanation
of wind tunnel parts and operation. NASA explains how
wind tunnels work and its components along with a brief
history.
Small educational wind tunnel design.
NASA gives the Blaas wind tunnel design that could be
built for educational purposes and for less than $200
with wind speeds of up to 30 mph.