DescriptionApproximate location of the boundary between Amhara and Tigray according to historical maps.png
English: Approximate location of the boundary between Amhara/Begemder/Gondar and Tigray/Tigrai/Tigre, according to historical maps (n = 62). Time steps and colours as in Fig. 5, and boundary courses in line with representative maps for the time steps: 1707 – 1804 (red, Bonne 1782); 1814 – 1869 (yellow, Handtke 1849); 1944 -1990 (blue, De Agostini 1952); and current (green).
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Dataset: Western Tigray in 101 historical and 18 ethno-linguistic maps (1607-2009).
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