"The Congressional Record is the official record of the proceedings and debates of the United States Congress. It is published daily when Congress is in session."
Source: FDsys: Federal Digital System
The Congressional Record has been through four incarnations:
1. Debates and Proceedings in the Congress of the United States (1789-1824)
2. Register of Debates in Congress (1824-1837)
3. Congressional Globe (1833-1873)
4. Congressional Record (1873-present)