Silurian

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Detrital zircon geochronology of the Fredericton Trough, New Brunswick, Canada: Constraints on the Silurian Closure of remnant Iapetus Ocean
Robert J. Dokken, John W.F. Waldron and S. Andrew Dufrane

American Journal of Science June 2018, 318 (6) 684-725; DOI: https://doi.org/10.2475/06.2018.03
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On the age of the manganese beds of the Batesville region of Arkansas
Henry Shaler Williams

American Journal of Science October 1894, s3-48 (286) 325-331; DOI: https://doi.org/10.2475/ajs.s3-48.286.325
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On the occurrence of Upper Silurian strata near Penobscot Bay, Me
W. W. Dodge and C. E. Beecher

American Journal of Science May 1892, s3-43 (257) 412-418; DOI: https://doi.org/10.2475/ajs.s3-43.257.412
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Mount Bob, Mount Ida, or Snake Hill [New York]
T. W. Harris

American Journal of Science March 1892, s3-43 (255) 236-238; DOI: https://doi.org/10.2475/ajs.s3-43.255.236
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Notes on a reconnaissance of the Ouachita mountain system in Indian Territory
Robert Thomas Hill

American Journal of Science August 1891, s3-42 (248) 111-124; DOI: https://doi.org/10.2475/ajs.s3-42.248.111
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Preliminary report on the geology of the Cobscook Bay District, Me
Nathaniel Southgate Shaler

American Journal of Science July 1886, s3-32 (187) 35-60; DOI: https://doi.org/10.2475/ajs.s3-32.187.35
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Wm. B. Roger's geology of the Virginias; a review
J. L. Campbell and H. D. Campbell

American Journal of Science March 1886, s3-31 (183) 193-202; DOI: https://doi.org/10.2475/ajs.s3-31.183.193
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On the area of Upper Silurian Rocks near Cornwall Station, eastern-central Orange County, New York
Nelson Horatio Darton

American Journal of Science March 1886, s3-31 (183) 209-216; DOI: https://doi.org/10.2475/ajs.s3-31.183.209
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The westward extension of rocks of Lower Helderberg age in New York
Samuel Gardner Williams

American Journal of Science February 1886, s3-31 (182) 139-145; DOI: https://doi.org/10.2475/ajs.s3-31.182.139
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A contribution to the geology of Rhode Island (With a map; Plate VI)
T. N. Dale

American Journal of Science March 1884, s3-27 (159) 217-228; DOI: https://doi.org/10.2475/ajs.s3-27.159.217

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