CONTENTS. 



PAoa 

 Introductory Letter ......,.., y 



SECTION I. 

 Magnetic Declination, 1854 . . . . . . . .1 



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SECTION II. 

 Observations of the Magnetic Inclination, 1853, 1854, and 1855 . . . .27 



SECTION III. 

 Observations of Magnetic Intensity, 1854 and 1855. . . . . .39 



