Skew detection and correction resources

http://homepages.inf.ed.ac.uk/rbf/HIPR2/hough.htm a nice introduction of the Hough Transform

http://www.leptonica.com/papers/docskew.pdf A paper discussing different skew detection methods

http://durendal.org:8080/twiki/bin/view/Deskew/WebHome A research on skew about the Leptonica library. [Dead link]

http://www.codeproject.com/Articles/13615/How-to-deskew-an-image Hough Transform in VB.Net

STL/CLR, Compiler and Marshaling   Handle NewWindow3 and ShowModalDialog in CHtmlView