conferees - Senators appointed to serve on conference committees. They are also called "managers." Conferees are usually appointed from the committee or committees that reported the legislation; they are expected to try and uphold the Senate's position on measures when they negotiate with conferees from the other body.
Congressional Sessions lists all Congresses and corresponding years - from 1789, when the 1st Congress met, through the current Congress.
You can access legislative information, by bill number or key words, from the THOMAS Web site. Information from the present back to the 93rd Congress (1973) is available on THOMAS.
For information on the Senate, Congress, the legislative process and the federal government, the Virtual Reference Desk is a good place to begin.