North America

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On some points in the geology of the Blue Ridge of Virginia
William M. Fontaine

American Journal of Science February 1875, s3-9 (50) 93-101; DOI: https://doi.org/10.2475/ajs.s3-9.50.93
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Abstract of results from a new discussion of the secular change of the magnetic declination in the United States, and some adjacent places in North and Central America
Charles A. Schott

American Journal of Science January 1875, s3-9 (49) 25-36; DOI: https://doi.org/10.2475/ajs.s3-9.49.25
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On the age of the copper-bearing rocks of Lake Superior; and on the westward continuation of the Lake Superior synclinal
Roland Duer Irving

American Journal of Science July 1874, s3-8 (43) 46-56; DOI: https://doi.org/10.2475/ajs.s3-8.43.46
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On the age of the lignitic formations of the Rocky Mountains
Leo Lesquereux

American Journal of Science June 1874, s3-7 (42) 546-557; DOI: https://doi.org/10.2475/ajs.s3-7.42.546
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Remarks on certain errors in Mr. Jeffreys's article on "The Mollusca of Europe compared with those of eastern North America"
A. E. Verrill

American Journal of Science June 1873, s3-5 (30) 465-471; DOI: https://doi.org/10.2475/ajs.s3-5.30.465
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On the relation between color and geographical distribution in birds, as exhibited in melanism and hyperchromism
Robert Ridgway

American Journal of Science December 1872, s3-4 (24) 454-460; DOI: https://doi.org/10.2475/ajs.s3-4.24.454
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A theory of the formation of the great features of the Earth's surface
Joseph LeConte

American Journal of Science December 1872, s3-4 (24) 460-472; DOI: https://doi.org/10.2475/ajs.s3-4.24.460
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Brief contributions of zoology, from the museum of Yale College; No. XXIII, New North American myriopods
O. Harger

American Journal of Science August 1872, s3-4 (20) 117-121; DOI: https://doi.org/10.2475/ajs.s3-4.20.117
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On the age of the copper-bearing rocks of Lake Superior
Thomas Benton Brooks and R. Pumpelly

American Journal of Science June 1872, s3-3 (18) 428-432; DOI: https://doi.org/10.2475/ajs.s3-3.18.428
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Recent geographical work in the United States
Anonymous

American Journal of Science May 1872, s3-3 (17) 321-327; DOI: https://doi.org/10.2475/ajs.s3-3.17.321

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