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Vorrichtung zur elektrischen Befehlsuebertragung, bei der ein Elektromagnetsystem die Bewegungsrichtung des Empfaengerzeigers und ein zweites Elektromagnetsystem den Umfang der Bewegung steuert
A study of relationships between student scores on various predictor measures and vocational success of students who were followed up one and five years following training in selected private trade, technical, and business schools