Early government publications have a great deal of information. Many older U.S. documents are NOT in ALEPH so other sources need to be consulted. This is a list of some of the pre-1900 U.S. sources available for your research.
Checklist of United States Public Documents, 1789-1909 - Located on 2nd Floor, Government Documents Index Shelves.
The 1909 Checklist has documents published from 1789-1909. It provides the SuDoc numbers and the Serial Set volume numbers.
CIS U.S. Serial Set Index - 1789-1969 - Located on 1st Floor, Reference collection (KF 49 .C62)
This is a subject index of the American State Papers and the 15th - 91st Congress.
Monthly Catalog - Located on 2nd Floor, Government Documents Index Shelves.
Indexes U.S. Governmenht publications and lists the SuDocs call number.
Subject Index to Monthly Catalog - Located on 2nd Floor, Government Documents Index Shelves.
Provided by the South Dakota State Library. Restricted access. Access with State Library Ecard only.
This is a good resource for finding older materials. It indexes congressional hearings, prints, and the Serial Set from 1789 to 1969. The early volumes of the Serial Set contain many executive agency publications, such as annual reports. USD owns many of these materials in paper.