Here are a variety of websites that might interest you.
Thanks to Greg Drawbaugh for his link to my site; Greg is the master of aircraft decals, and has a wonderful gallery of pictures as well. Visit him here
And Dave Kent has just put up a great site on the history of Chicago-Midway Airport, and a Midway Airport Historians group; well worth a visit.
My friend Phil Derner, Jr has an excellent site all about New York City Aviation, including great photography: nycaviation.com
For a whole lot more on TWA’s interesting past, be sure to check out the Contrails section of the Seniors’ website.
A wonderful site devoted to Jack Frye, President of TWA from 1934-1947 can be found at http://jack-frye.blogspot.com/
National Airline History Museum, Kansas City (formerly Save-A-Connie, Airline History Museum)