Synonyme wurden verwendet für: Instruktion
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    Emergency war training for gas-engine, motor-car, and motor-cycle repairmen

    Engineering Index Backfile | 1918
    Schlagwörter: Education

    Vocational education for foreign trade and shipping

    Engineering Index Backfile | 1918
    Schlagwörter: Vocational education

    Fundamental principles for flying school instruction

    Engineering Index Backfile | 1928
    Schlagwörter: Aeronautical education