Case-Study Counties for the Great Migration

Letters from migrants living in each case-study county:

Southern counties:

Adams Co., MS
Anderson Co., TX
DeSoto Co., MS
Hale Co., AL
Harris Co., TX
Hinds Co., MS
Jefferson Co., AL
Lincoln Co., MS
Oktibbeha Co., MS
Orleans Parrish, LA
St. John the Baptist Parrish, LA
Washington Co., MS

Northern counties:

Cook Co., IL
Lake Co., IN