This is the third podcast exploring the Supreme Court case of Dred Scott v. Sandford. Here are some useful links:

* A map of the Missouri Compromise of 1820.
* The full text of the majority opinion written by Chief Justice Roger Taney.
* An edited and abridged version of the majority opinion written by Chief Justice Roger Taney.
* Vindicating Lincoln written by your host, Thomas L. Krannawitter.