{{Short description|Geologist and politician}} {{for|the Iowa archaeologist|Charles R. Keyes{{!}}Charles Reuben Keyes}} {{Use mdy dates|date=April 2025}}

'''Charles Rollin Keyes''' (December 24, 1864<ref name=Marquis>[https://archive.org/details/whoswhoinamerica02marq/page/634/mode/2up KEYES, Charles Rollin], in ''Who's Who in America'' (1901-1902 edition); p. 634</ref> – 1942) was a U.S. geologist and in 1918 was a U.S. Senate candidate in Iowa. Born in Des Moines, Iowa, he graduated from the State University of Iowa in 1887. He worked for the United States Geological Survey. He earned a Ph.D. from Johns Hopkins University in the year 1892. He served as Assistant State Geologist of Iowa, Director of the Bureau of Geology and Mines of Missouri and was president of the New Mexico Institute of Mining and Technology at Socorro.<ref name="gue1903">{{cite book|last=Gue|first=Benjamin|title=History of Iowa From the Earliest Times to the Beginning of the Twentieth Century, Vol 4|chapter=Charles R. Keyes |year=1903|pages=154|url=http://en.wikisource.org/wiki/History_of_Iowa_From_the_Earliest_Times_to_the_Beginning_of_the_Twentieth_Century/4/Charles_R._Keyes}}</ref> Keyes was also an avid ornithologist, publishing the first detailed listing of birds in Iowa in 1889. In 1918 he was the Democratic candidate for the U.S. Senate from Iowa, losing to William S. Kenyon.

==Selected works by Keyes== *1884 ''Paleontology of Missouri'' (Missouri Geological Survey Vol. IV, Pts. 1–2) *1889 Preliminary Annotated Catalogue of the Birds of Iowa. ''Proc. of the Davenport Academy of Natural Sciences'', Vol. V, pp.&nbsp;113–161. *1894 ''Coal Deposits of Iowa'' Iowa Geological Survey *1895 ''Geology of Des Moines County''. Iowa Geological Survey, Des Moines. *1895 ''[https://books.google.com/books?id=ro7nAAAAMAAJ&pg=PA649 Origin and Relation of Central Maryland Granites]'', U.S. Geological Survey. *1910 A Family of Great Horned Owls. ''The Independent'':852–859. *1910 ''Geology of Iowa County''. Iowa Geological Survey, Des Moines. *1913 ''Historical Sketch of Mining in Iowa.'' Iowa Geological Survey, Des Moines.

==References== <references/>

{{s-start}} {{s-ppo}} {{s-new|first}} {{s-ttl|title={{nowrap|Democratic nominee for U.S. Senator from Iowa}}<br>(Class 2)|years=1918}} {{s-aft|after=Clyde L. Herring}} {{s-end}}

{{Authority control}}

{{DEFAULTSORT:Keyes, Charles Rollin}} Category:1864 births Category:American geologists Category:Geology of Iowa Category:Johns Hopkins University alumni Category:Iowa State University alumni Category:New Mexico Institute of Mining and Technology faculty Category:United States Geological Survey personnel Category:Iowa Democrats Category:1942 deaths Category:American ornithologists

{{US-geologist-stub}} {{US-ornithologist-stub}} {{Iowa-politician-stub}}