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[Subject: General Geography & History]
- Bodenlose Tiefe.
Translated by: MIRJAM BRÜCKNER
Translated in 62 languages
[Subject: Geology, Meteorology, Hydrology]
Translated by: ISAAC SMITH
Translated in 41 languages
[Subject: Generalities]
Translated by: MANILA MASINI
Translated in 16 languages
Translated by: LILIAN BENITEZ
Translated in 8 languages
- nach unten gehender (Erd)boden
Translated by: FRANCESCA CAVAZZONI
Translated in 5 languages
Translated by: SYLVIA VERGARA
Translated in 3 languages