Facsimiles of the official government documents. CIS Congressional Universe Contains the full text of committee reports and prints back to 101 st Cong., 1989. Also has a subject and keyword searchable index back to 1970. CCH Congressional Index 1938 - Does not directly index Reports, but can find committees and dates reports were issued by using the Status of bills section. This is the primary index for hearings.
Indexing is by subject, witness name.
CIS has an internal numbering system that refers you to their microfiche, where you will find fascimiles of the official hearing documents. Boalt has 1970- CIS Congressional Universe Same as CIS Index and Abstracts, but on the web. Index goes back to 1970. Searchable by subject, witness and keywords. A version of this index is available on Lexis but coverage is less current and the interface may be more difficult to use.