The U.S. Congressional Serial Set is a collection of thousands of United States federal legislative and executive agency publications, which includes:
- Numbered reports and documents from the House of Representatives and the Senate. (Does not include Congressional debates, bills, etc. Only about 300 committee hearings are included, mostly from the 19th and early 20th centuries)
- Presidential messages and documents sent to Congress (does not include executive orders)
- Executive branch publications that were sent to Congress and assigned a document number
- Treaty documents
- Maps which accompanied any of the above
An Overview of the U.S. Congressional Serial Set provides a detailed explanation of the types of documents/reports included in the Serial Set and for which years each is included.