Devonian

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Paleozoic subdivisions on the fortieth parallel
Clarence King

American Journal of Science June 1876, s3-11 (66) 475-482; DOI: https://doi.org/10.2475/ajs.s3-11.66.475
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On Helderberg rocks in New Hampshire
C. H. Hitchcock

American Journal of Science June 1874, s3-7 (42) 557-570; DOI: https://doi.org/10.2475/ajs.s3-7.42.557
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On the Hamilton in Ohio
Newton Horace Winchell

American Journal of Science April 1874, s3-7 (40) 395-398; DOI: https://doi.org/10.2475/ajs.s3-7.40.395
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On the existence of the nummulitic formation in China
Ferdinand von Richthofen

American Journal of Science February 1871, s3-1 (2) 110-113; DOI: https://doi.org/10.2475/ajs.s3-1.2.110
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Notes on the geology of southwestern Ontario
Thomas Sterry Hunt

American Journal of Science November 1868, s2-46 (138) 355-362; DOI: https://doi.org/10.2475/ajs.s2-46.138.355
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Sketch of journey from Canton to Hankow, through China
Albert S. Bickmore

American Journal of Science July 1868, s2-46 (136) 1-19; DOI: https://doi.org/10.2475/ajs.s2-46.136.1
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Preliminary notice of certain beds of fish remains in the Hamilton group of western New York
Frank Howe Bradley

American Journal of Science July 1866, s2-42 (124) 70-72; DOI: https://doi.org/10.2475/ajs.s2-42.124.70
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Note on the geology of petroleum in Canada west
A. Winchell

American Journal of Science March 1866, s2-41 (122) 176-178; DOI: https://doi.org/10.2475/ajs.s2-41.122.176
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On the flora of the Devonian period in northeastern America
J. W. Dawson

American Journal of Science July 1863, s2-36 (106) 41-42; DOI: https://doi.org/10.2475/ajs.s2-36.106.41
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On American Devonian
John William Dawson

American Journal of Science May 1863, s2-35 (105) 309-311; DOI: https://doi.org/10.2475/ajs.s2-35.105.309

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