Combining Texts

You have chosen 'The Problem of Empty Names' by Marga Reimer, 'The Philosophy of the Inductive Sciences' by William Whewell and 'On Fate ('De fato')' by M. Tullius Cicero

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All the ideas for Objects, or select a subheading:
      A. Existence of Objects
      B. Unity of Objects
      C. Structure of Objects
      D. Essence of Objects
      E. Objects over Time
      F. Identity among Objects