Delwedd:Thomas condon of oregon.jpg

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English: Formal portrait of Thomas Condon (1822–1907), a minister and geologist who gained recognition for his work in paleontology. He is especially known for his work with fossils in what became John Day Fossil Beds National Monument in the U.S. state of Oregon.
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Ffynhonnell McCornack, Ellen Condon, ed.; Condon, Thomas (1910). Oregon Geology: A Revision of "The Two Islands" with a Few Tributes to the Life and Work of the Author. Portland, Oregon: The J.K. Gill Company. Frontispiece. OCLC 6113027
Awdur unknown photographer; scanned, cropped, and retouched by User:Finetooth

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cyfredol17:17, 4 Gorffennaf 2011Bawdlun y fersiwn am 17:17, 4 Gorffennaf 20111,072 × 1,767 (1.26 MB)Finetooth{{Information |Description ={{en|1=Formal portrait of Thomas Condon (1822–1907), a minister, teacher, and geologist who gained recognition for his work in the U.S. state of Oregon. }} |Source =Condon,

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