CONTENTS. 
of the Sun, 160—To Find the Error of the Watch by Equal Alti¬ 
tudes of a Star, 162—Rate, 163—Longitude by Meridian Distance, 
164—Longitude by the Occupation of a Star, including Major 
Grant’s Method of Prediction, 168—Longitude by Lunar Distance, 
183—To Compute the Altitude of a Heavenly Body, 191—Longi¬ 
tude by Moon Culminating Stars, with Methods of Fixing Instru¬ 
ment in the True Meridian and Correcting for Level Error, 195— 
Longitude by Eclipses of Jupiter’s Satellites, 202. 
Observations for Bearings ........ 
To Find the True Bearing of a Peak or any other Object by means 
of its Observed Angular Distance from the Sun, 204—Finding the 
Error of Compass by Sun’s Azimuth, 208. 
PART V. 
Determination of Heights (by Francis Gal ton, f.r.s.) 
By the Temperature of Boiling Water, with Tables, 209—By 
Barometer or Aneroid, with Tables, 214. 
PART VI. 
Tables, with Explanations ........ 
INDEX 
vii 
PAGE 
204-208 
209-218 
219-425 
427-436 
