@prefix rdaGr3: . @prefix owl: . @prefix rdf: . @prefix xsd: . @prefix ct: . @prefix foaf: . @prefix gnd: . @prefix rel: . @prefix rdaGr2: . @prefix wgs84_pos: . @prefix edm: . @prefix gn: . @prefix skos: . @prefix rdaRelGr2: . rdf:type ; foaf:isPrimaryTopicOf ; gnd:publicationOfThePerson "Essays on peat, muck, and commercial manures. - 1859", "From the letter-files of S. W. Johnson. - 1913", "How crops grow. - 1890", "Manual of qualitative chemical analysis. - 1864"; rdaGr2:variantNameForThePerson "Johnson, S. W.", "Johnson, Samuel W."; owl:sameAs , gnd:117165514, ; rdaGr2:gender ; rdaGr2:dateOfBirth "1830"^^xsd:gYear; gn:countryCode "US"; ct:geographicNote "USA"@de; rdaGr2:dateOfDeath "1909"^^xsd:gYear; rdaGr2:fieldOfActivityOfThePerson "Chemiker"@de; rdaGr2:nameOfThePerson "Johnson, Samuel William"; rdaGr2:biographicalInformation "1830-1909"@de.