XVI CONTENTS. 



CHAPTER XV. 



LECTURES IN NANTUCKET AND BOSTON: INVESTIGATION UPON THE 

 CULTURE OF SUGAR. 



PAGE 



Lectures in Nantucket. Intercourse with John Quincy Adams. 

 Arduous Labors. Chemical Course in Boston (1836). Dr. Chan- 

 ning. Miss Martineau. His Success in Boston. : His Investiga- 

 tion of the Culture and Manufacture of Sugar. Interviews with 

 General Jackson and Mr. McLean. Visit to the Gold Mines of 

 Virginia. Slavery 364 



CHAPTER XVI. 



FOUR COURSES OF LOWELL LECTURES IN BOSTON. 



Double Course of Chemistry in New York' (1838). Accident. The 

 Lowell Lectures: Plan of the Several Courses. First Course 

 (1840). His Introduction to the Audience by Mr. Everett. Pop- 

 ularity of the Lectures. Dinner at Mr. Tuckerman's. Mr. John 

 Lowell. Mr. Jeremiah Mason. Courtesies Received. Second 

 Course in Boston (1841). Interest Manifested in the Lectures. 

 Presides over the Geological Society in Philadelphia. Third 

 Course in Boston (1842). Dr. Walker's Lecture. His Opening 

 Lecture. Social Civilities. Fourth Course in Boston (1843). 

 His Concluding Reflections. Correspondence with Professor Kings- 

 ley, Chancellqr Kent, &c 



