Mimi-Nachtigal
Mimi-Nachtigal was a Maban language once spoken in Chad.
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Mimi of Nachtigal, or Mimi-N, is a language of Chad that is attested only in a word list labelled "Mimi" that was collected c. 1870 by Gustav Nachtigal. Nachtigal's data was subsequently published by Lukas & Voelckers (1938).
From Wikipedia · Mimi of Nachtigal · CC BY-SA 4.0