Scope and Contents The IRSC Collection documents the geographic border region of Mexico and the United States, with special emphasis on the area between Baja California and California, and also extends to border regions around the world.  It dates from approximately 1959 to 2004, with the bulk of documents generated during the1980s and 1990s. Most of the collection was formed as a result of funded research on specific projects. Director Paul Ganster contributed some materials...