If you're looking to do some reading about Corpus Christi before you go you have several options.  On the Internet TravelTex.com offers a wealth of information for would-be Texas travelers about everything from where to stay, weather, attractions, and events.  The site also gives suggestions for driving tours, trip planning, and business travelers. 

If you interested in a more traditional reading experience, as in a paper book, try The Inside Outside Book of Texas by  Roxie Munro or James A. Michener's Texas.  Both books are sure to provide hours of reading pleasure and are available online at Amazon.com.