Derah

Der Derah, auch Emmet oder Deraga[1], war ein Längenmaß in Eritrea. Das Maß sollte nicht mit dem ägyptischen Maß Derali, das mit dem Zweitnamen Derah hieß, verwechselt werden.

Literatur

  • Edward Wight Washburn: International Critical Tables of Numerical Data, Physics, Chemistry and Technology. Band 1, Mc Graw-Hill Book Company Inc., New York 1926, S. 6.
  • United States. Hydrographic Office: Sailing Directions for the Red Sea and the Gulf of Aden, Including the Suez Canal, the Gulf of Suez, the Gulf of Akaba, the Southeastern Coast of Arabia as Far as Ras Al Hadd, the Coast of Africa from Ras Asir to Ras Hafun, and the Islands Eastward of Ras Asir. Band 157, U.S. Government Printing Office, 1943, S. 24.

Einzelnachweise

  1. ↑ a b c Jan Gyllenbok: Encyclopaedia of Historical Metrology, Weights, and Measures. Band 2, Birkhäuser Verlag, 2018, S. 1037. ISBN 978-3-319-66691-4

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