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- The Time Machine, by H. G. Wells  I The Time Traveller (for so it will be convenient to speak of him) was expounding a recondite matter to us.Chapter 1 (1% in)
- Professor Simon Newcomb was expounding this to the New York Mathematical Society only a month or so ago.Chapter 1 (21% in)
There are no more uses of "expound" in The Time Machine.
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