The Senate Manual is a document that contains rules, laws, procedures, historical documents, and
statistical data. It is usually published once each new Congress.
Senate Manuals dating back to the 57th Congress (1901-1903) are in the Law Library. (SMITH KF4982.U55x).
The Government Publishing Office website contains the 104th, 106th, 107th, 110th, and 112th Senate Manuals. There are no records of the 105th, 108th, 109th, and 111th Senate Manuals, and Congress has made no known plans for their production.