  Logo BOSTON AND NEW YORK |
| CHAP. | PAGE | |
| I. | Early Days in Boston | 1 |
| II. | Beginnings in Philadelphia and First Voyage to England | 22 |
| III. | Religious Beliefs.—The Junto | 37 |
| IV. | The Scientist and Public Citizen in Philadelphia | 52 |
| V. | First and Second Missions to England | 85 |
| VI. | Member of Congress—Envoy to France | 109 |
