1813-1903 1929 1929-1939 1931-1939 20thcentury agriculturallaborers agriculture american arts biography california climate confederatestatesofamerica depressions diaries droogte droughts dustbowlera(1931-1939) duststorms dyck economicaspects economicconditions emigrationandimmigration etc familylife farmers farmlife fiction germanamericanwomen governmentrelations greatdepression greatplains hamiltoncounty history historygreatplains indianremoval indianremoval(1813-1903) indiansofnorthamerica internal juvenilefiction kansas laborcamps landwirtschaft lawrence maryknackstedt meadecounty migrantagriculturallaborers migrantagriculturallaborersinart migrantlabor migration missingchildren nq5310 oklahoma population ruralconditions ruralfamilies shelterbelts socialaspects socialconditions socialconditionsgreatplains soilerosion sources southwesternstates sozialesituation stofstormen supernatural svobida treeplanting trockenheit unitedstates windbreaks wirtschaftskrise womenfarmers