Sources of Presidential Signing Statements

Explanation - Federal Legislative History page

Hein Online (available on CSU campus or network)

U.S. Presidential Library - includes several titles containing signing statements:

Public Papers of the Presidents of the United States , published by the Government Printing Office (GPO) covering from Herbert Hoover through George W.Bush.

Weekly Compilation of Presidential Documents , published by the GPO covering v.1 (1965) - v.42 (2006).

GPOAccess

Weekly Compilation of Presidential Documents , published by the GPO covering v.1 (1965) - v.42 (2006).

Public Papers of the Presidents of the United States , published by the Government Printing Office (GPO) covering from Herbert Hoover through George W.Bush.

The Ohio State University's Moritz Legal Information Blog

Presidential Signing Statements post containing links to sources, a working definition and a link to Vox Bibliothecae from the University of Dayton, Zimmerman Law Library providing links to articles on the topic.