Sudan, Maṣlaḥat al-Misāḥah. and Sudan, Maṣlaḥat Istithmār al-Arāḍī wa-al-Miyāh al-Rīfīyah. 0001 prepared by the Sudan Survey Department ; United Nations Special Fund, Food and Agriculture Organization ; Sudan government cooperating agency... The Dept.
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Sudan, Maṣlaḥat al-Misāḥah. and Sudan, Maṣlaḥat Istithmār al-Arāḍī wa-al-Miyāh al-Rīfīyah. 0003 prepared by the Sudan Survey Department ; United Nations Special Fund, Food and Agriculture Organization ; Sudan government cooperating agency... The Dept.
Sudan, Maṣlaḥat al-Misāḥah. and Sudan, Maṣlaḥat Istithmār al-Arāḍī wa-al-Miyāh al-Rīfīyah. 0008 prepared by the Sudan Survey Department ; United Nations Special Fund, Food and Agriculture Organization ; Sudan government cooperating agency... The Dept.
Leverett, Frank, 1859-1943. Relief shown by contours. Topographic Engraving Co.
1909. Bownocker, J. A. 1865-1928. Scale [1:506,880]. Eight miles to one in. Geologic formations shown by colors and symbols. "Based on preceding maps by Newberry and Orton." "A. Hoe... Geological Survey of Ohio.
156. Geologic map of Ohio
1920. Bownocker, J. A. 1865-1928. J.A. Bownocker, state geologist ; revisions of the geology of Ohio shown on this map are the work of J.A. Bownocker, W.G. Burroughs [etc.] ... W.D.... Geological survey of Ohio.
157. Geologic map of Ohio
Bownocker, J. A. (John Adams), 1865-1928. Ohio Geological Survey.
issued by the California State Mining Bureau] ; drawn by J.C. Henkenius. Relief shown by shading and spot heights. Map is only 1/4 portion of a lar... California State Mining Bureau.
R. Martens & Co., Ltd., 149, Leadenhall Street, E.C. Geology legend and legend of symbols. 3 cross sections. "Copyright.". R. Martens & Co. Ltd.,.
Gregory, Herbert E. (Herbert Ernest), 1869-1952 and Pogue, Joseph E. (Joseph Ezekiel), 1887-1971. Base compiled by U.S. Geological Survey for map on scale 1:1,000,000 with additional information obtained by Herbert E. Gregory in 1908-1913 ; Geol... U.S. Geological Survey.