CONTENTS

PAGE
[CHAPTER I]
Uranus and Eros
[1]
[CHAPTER II]
The Discovery of Neptune
[38]
[CHAPTER III]
Bradley’s Discoveries of the Aberration of Light
and of the Nutation of the Earth’s Axis
[86]
[CHAPTER IV]
Accidental Discoveries
[121]
[CHAPTER V]
Schwabe and the Sun-Spot Period
[155]
[CHAPTER VI]
The Variation of Latitude
[177]
INDEX [221]