CHAPTER 13

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1846: AGE 39.

Arrival at Boston.--Previous Correspondence with Charles Lyell and Mr. John A. Lowell concerning Lectures at the Lowell Institute. --Relations with Mr. Lowell.--First Course of Lectures.--Character of Audience.--Home Letter giving an Account of his first Journey in the United States.--Impressions of Scientific Men, Scientific Institutions and Collections.

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