Find number abc
If 7a1b7 - c214a = c8a27 find number abc. Multiple solutions may exist.Correct answers: 1
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William John McGeeBorn 17 Apr 1853; died 4 Sep 1912 at age 59.American geologist, hydrologist, archaeologist who was noted for his pioneer studies documenting the occurrence of waves of invasions and recessions of ice sheets in North America, thus establishing the complexity of the Great Ice Age. He worked in a number of governmental capacities, including as a director in the U.S. Geological Survey, and was a founder and president of the National Geographic Society. While on the staff of the Bureau of Soils, he organized the landmarkConference of Governors on Conservation of Natural Resources (13-15 May 1908) and has been called the "chief theorist of the conservation movement." As an anthropologist he studied the American Indians and wrote The Seri Indians (1898).[Image: Seri Indians] |