Produced by David Starner, Asad Razzaki and the Online Distributed Proofreading Team CONSANGUINEOUS MARRIAGES IN THE AMERICAN POPULATION STUDIES IN HISTORY, ECONOMICS AND PUBLIC LAW EDITED BY THE FACULTY OF POLITICAL SCIENCE OF COLUMBIA UNIVERSITY CONSANGUINEOUS MARRIAGES IN THE AMERICAN POPULATION BY GEORGE B. LOUIS ARNER, Ph.D. _University Fellow in Sociology_ 1908 PREFACE This monograph