presidents pro tempore of the United States Senate since 1789 Erickson, Nancy. United States Congress. Senate. Historical Office text dcu Washington, D.C U.S. G.P.O. 2008 monographic eng 116 p. ill. 22 x 28 cm. Foreword -- Preface -- The formative years, 1789-1860 -- A question of succession, 1861-1889 -- Fathers of the Senate,1890-1946 -- The modern era, 1947-present. prepared by the Senate Historical Office under the direction of Nancy Erickson, Secretary of the Senate ; with a preface by Senator Robert C. Byrd, President pro tempore. Shipping list no.: 2008-0417-P. Includes index. United States Congress. Senate Presiding officers United States Congress. Senate History JK1226 .U55 2008 Y 1.3:S.PUB.110-18 Y 1.3:S.PUB.110-18 9780160799846 (pbk.) 0160799848 (pbk.) 2008004722 PUCPR 080226 20160527202519.0 292141