Input (grade 13): Articles advocating nonsmoking were published in the magazines Die Genussgifte (The Recreational Stimulants), Auf der Wacht (On the Guard) and Reine Luft (Clean Air).
Output (grade 12): Articles advocating nonsmoking were published in the magazines Die Genussgifte (The Drugs for Enjoyment), Auf der Wacht (On the Guard) and Reine Luft (Clean Air).