AeroLogic: www.aerologic.com
More Melmoth 2 pictures from a while ago: www.richardgingras.com/photos/garrison/index.htm
An inexpensive, reasonably accurate flight simulator for designers: www.x-plane.com
Methods of calibrating an ASI: http://web.ionsys.com/~pchapman/zdc/
Every airfoil on earth: www.ae.uiuc.edu/m-selig/ads.html
A sound general introduction to all sorts of aerodynamic knowledge: http://www.aerodyn.org
An interesting and original disquisition on speed-to-fly: Carson.pdf
Well-commented references on aircraft design, increasingly out of date: www.aoe.vt.edu/~mason/Mason/ACinfoTOC.html
Dan Raymer's all-purpose aircraft design source: www.aircraftdesign.com
Do you really want to know more about Melmoth? http://users.stargate.net/~ffrank/MATURIN.htm
A vast anthology of cautionary tales for pilots: http://www.ntsb.gov/ntsb/Month.asp