Combining Texts

You have chosen 'Letters to Samuel Masson' by Gottfried Leibniz, 'On Minerals' by Albertus Magnus and 'Probability and Logic of Rational Belief' by Henry E. Kyburg Jr

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All the ideas for Science, or select a subheading:
      A. Basis of Science
      B. Scientific Theories
      C. Induction
      D. Explanation