presidents pro tempore of the United States Senate since 1789 United States Congress. Senate, creator Erickson, Nancy. Byrd, Robert C. United States Congress. Senate. Historical Office, text Legislative materials. dcu 2008 monographic eng 1 online resource (116 pages) : illustrations. Foreword -- Preface -- The formative years, 1789-1860 -- A question of succession, 1861-1889 -- Fathers of the Senate, 1890-1946 -- The modern era, 1947-present -- Credits for illustrations -- Name index. 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. Includes index. GPO Cataloging Record Distribution Program (CRDP). n-us--- United States. Congress. Senate Presiding officers United States. Congress. Senate History Y 1.3:S.PUB.110-18 Y 1.3:S.PUB.110-18 United States. Congress. Senate. (DLC) 2008004722 (OCoLC)212409941 https://purl.fdlp.gov/GPO/gpo132254 https://purl.fdlp.gov/GPO/gpo132254 PUCPR 101214 20200504164604.0 ocn692343133 eng