Disambiguation evidence for Haeckel's monistic league (Monistenbund) via surface form

"Haeckel's monistic league (Monistenbund)"

Triples (1)

Triples where some other subject referred to this entity as "Haeckel's monistic league (Monistenbund)".

Die Welträthsel → relatedConcept →
"Haeckel's monistic league (Monistenbund)"
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