"CQ Press, a Division of Congressional Quarterly Inc."; Includes bibliographical references (p. 663-672) and index.; Preface -- Historic milestones -- [Entries A to Z] -- The government of the United States -- U.S. House of Representatives -- U.S. Senate -- U.S. presidents and vice presidents -- Sessions of the U.S. Congress, 1789-2007 -- Political party affiliations in Congress and the presidency, 1789-2007 -- Party leadership in Congress, 1977-2007 -- Congressional committee chairs since 1947 -- Extraordinary sessions of Congress since 1797 -- How a bill becomes a law -- Writing to a member of Congress -- Map of Capitol Hill -- Capital attractions -- Congressional information on the Internet.;