Natur

• EM 15–17, 19, 65
• EWI 41ff
• G 523, 527
• GA 20 262
• GA 27 71f
• GA 29/30 38–39, 46–47, 402–404
• GA 94 49, 72
• HF 144–146
• SZ 25, 70
• SvG 178
• TK 14, 16
• WBPh 237–241, 261, 298
• WD 277–279, 280, 283
• ZEG 60

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