TY - JOUR A1 - Leonard, S.H. A1 - Beemer, J.K. A1 - Anderton, D.L. T1 - Immigration, Wealth and the ‘Mortality Plateau’ in Emergent Urban-Industrial Cities of Nineteenth-Century Massachusetts Y1 - 2012 DO - 10.1017/S0268416012000215 JF - Continuity and Change VL - 27 IS - 3 ER -