Statistics for occurrence #1 of “Mauretania” in book 8, chapter 2, section 7 of Vitruvius Pollio, The Ten Books on Architecture:

7. That the source of the Nile is in Mauretania is known principally from the fact that there are other springs on the other side of the Atlas range flowing into the ocean to the west, and that ichneumons, crocodiles, and other animals and fishes ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Mauretania 10 4 0 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.