00394nam a2200133Ia 450000100060000000300050000600500170001100800410002810000370006924500440010626000700015030000150022065000250023525538BIBL20200506132655.0911210|1941||||dcu|||||||||||00010|eng|d10aJennings, Herbert Spenser2Local10aScientific aspects of the race problem.0 aWashington, D.C.bThe Catholic University of America Pressc1941.  aix, 302 p. 0aRace Problems2Local