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    np:hasProvenance sub:provenance;
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sub:assertion {
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    dc:description "A stratum's upper surface was parallel to the horizon when formed, so every stratum except the lowest was bounded by two horizontal planes, and strata now vertical or inclined were once horizontal.";
    dc:type "empirical-generalization";
    <http://www.w3.org/2000/01/rdf-schema#comment> "Formalization: several. Exactly horizontal (false: clinoforms, cross-bedding) versus near-horizontal for most sediment (true).";
    <http://www.w3.org/2000/01/rdf-schema#label> "Strata were deposited horizontally; inclined strata were once horizontal";
    <https://w3id.org/delphi/ontology/context> "Steno N, “De solido intra solidum naturaliter contento dissertationis prodromus”, Macmillan, New York (Univ. of Michigan Studies, Humanistic Series XI), English translation by John Garrett Winter, 1916 (1669); Prodromus, position of strata, p. 230. Scope: Sedimentary strata; original attitude of bedding." .
}

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    dc:bibliographicCitation "Steno N. De solido intra solidum naturaliter contento dissertationis prodromus. Macmillan, New York (Univ. of Michigan Studies, Humanistic Series XI), English translation by John Garrett Winter, 1916 (1669), 205-283";
    dc:creator "Nicolaus Steno";
    dc:date "1669"^^xsd:gYear;
    dc:description "Winter's 1916 translation with Hobbs's foreword; the Latin original is in archive.org nicolaistenonisd00sten. The translation's year is 1916; the graph dates the claims to 1669.";
    dc:rights "Public domain (1669; translation 1916).";
    dc:title "De solido intra solidum naturaliter contento dissertationis prodromus";
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    <https://schema.org/text> "Hence it follows that strata either perpendicular to the horizon or inclined toward it, were at one time parallel to the horizon." .
  
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sub:pubinfo {
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