Three sheets from the larger series. Relief shown by contours, hachures, and spot heights. "Series ETH 4, Sheet 1137 B1, edition 1EMA 1987"--Sheet 2. "Series ETH 4, Sheet 1137 D2, edition 1 EMA 1984"--Sheet 3. Sheet 1 has label: Nile First Descent Expedition. Blue Nile above Tissisat Falls. Scale 1:35,000. 10-26-03. Historic Maps copy has annotations by Pasquale Scaturro, made during the expedition.