Search (1 results, page 1 of 1)

  • × author_ss:"Harris, W.T."
  • × year_i:[* TO 1900}
  1. Harris, W.T.: Essay on the system of classification (1870) 0.00
    0.0030730253 = product of:
      0.043022353 = sum of:
        0.043022353 = weight(_text_:system in 2585) [ClassicSimilarity], result of:
          0.043022353 = score(doc=2585,freq=2.0), product of:
            0.07727166 = queryWeight, product of:
              3.1495528 = idf(docFreq=5152, maxDocs=44218)
              0.02453417 = queryNorm
            0.5567675 = fieldWeight in 2585, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1495528 = idf(docFreq=5152, maxDocs=44218)
              0.125 = fieldNorm(doc=2585)
      0.071428575 = coord(1/14)