The Senate Historical Office collects and provides information on important events, precedents, dates, statistics, and historical comparisons of current and past Senate activities for use by members and staff, the media, scholars, and the general public.
At the Constitutional Convention, the framers deliberated at length over the creation of the U.S. Senate. The Senate has evolved into a complex legislative body, while remaining true to its constitutional origins.
Discovered in 2002, this financial ledger details nearly a century of salary and mileage payments to Senators, from 1790 to 1881. The original is now with the National Archives. Link to the digitized version above.