cxii CAPTAIN ELLIOT’S xMAGNETIC SURVEY OF THE INDIAN ARCHIPELAGO. 
Table D. 
Variation of the Gaseous 
Astron. Mean Time. 
12 . 
13. 
14. 
15. 
16. 
17. 
18. 
19 . 
20. 
21. 
22. 
in. 
in. 
in. 
in. 
in. 
in. 
in. 
in. 
in. 
in. 
in. 
October 1847... 
•166 
•172 
•188 
•208 
•189 
•166 
•114 
•135 
November 
•177 
•180 
•190 
•208 
•203 
•172 
•140 
•133 
December 
•171 
•173 
•180 
•191 
•192 
•147 
•089 
•090 
January 1848... 

•214 
•218 
•228 
•242 
•253 
•219 
•164 
•151 
Sums 
•728 
•743 
•786 
•849 
•837 
•704 
•507 
•509 
Means 
•182 
•186 
•196 
•212 
•209 
•176 
•127 
•127 
Variation 
•178 
•182 
•192 
•208 
•205 
•172 
•123 
•123 
Variation of the Gaseous 
November 1848... 
•058 
•067 
•082 
•098 
•134 
•141 
•136 
•124 
December 
•050 
•052 
•057 
•095 
•111 
•127 
•121 
•116 
Means and Variation . 
•054 
•059 
•070 
•096 
•122 
•134 
•128 
•120 
Variation of the Gaseous 
November 1846... 
•126 
•116 
•107 
•105 
•109 
•121 
•138 
•137 
•138 
•129 
•132 
December 
•109 
•098 
•087 
•081 
•085 
•098 
•116 
•122 
•124 
•120 
•116 
January 1847... 
•088 
•075 
•073 
•090 
•098 
•118 
•128 
•145 
•136 
•131 
•116 
February 
•107 
•094 
•091 
•070^ 
•073 
•080 
•100 
•109 
•102 
•098 
•088 
Sums 
•430 
•383 
•358 
•346 
•365 
•417 
•482 
•513 
•500 
•478 
•452 
Means 
•107 
•096 
•089 
•086 
•091 
•104 
•120 
•128 
•125 
•119 
•113 
Variation 
•106 
•095 
•088 
•085 
•090 
•103 
•119 
•127 
•124 
•118 
•112 
Variation of the Gaseous 
March 1847... 
•091 
•104 
•115 
•134 
•136 
•131 
•135 
•126 
April 
•086 
•106 
•119 
•127 
•120 
•116 
•095 
•093 
May 
•093 
•115 
•131 
•154 
•140 
•130 
•125 
•112 
June 
•076 
•088 
•107 
•122 
•124 
•115 
•098 
•112 
Sums 
•346 
•413 
•472 
•537 
•520 
•492 
•453 
•443 
Means 
•086 
•103 
•118 
•134 
•130 
•123 
•113 
•111 
Variation 
•085 
•102 
•117 
•133 
•129 
•122 
•112 
•110 
