Follow-up test of spelling ability of trainees in Mannheim and Ludwigshafen after one year. Test of spelling ability of trainees in Mannheim and Ludwigshafen. Topics: Feldhaus spelling test in version 79 with 80 test words to be written correctly (multiple-choice questions). Demography: birthdate; sex; chamber of commerce district; school last attended; school degree; state of school last attended; German instruction at the vocational school. The following indices were additionally included: total number of errors and types of errors.