Ethnic mapsOld maps States of integration (1957) September 2, 2017 Alex This post may contain affiliate links. As an Amazon Associate, we earn from qualifying purchases. “States of integration estimated figures for public grade and high schools.” Related Posts:The 1957 Times Atlas Map: A Strategic View of Cold…European Union evolution (1957 - 2013)Neighborhood Racial and Ethnic Change Trajectories…Space Debris (1957 - 2015)The U.S. Presidential Voting History MappedAmerica's most segregating school district bordersEarthquake hazard map for the U.S.The world's nuclear power plants