< Page:Philosophical Transactions - Volume 095.djvu
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[ 27 ]Variation of the Magnetic Needle ,
1804.
March - - - 24°. 11'.8 June - - - - 24°. 8'.4 July - - - 24°. 10'.8 September - - - 24°. 11'.8
December - - 24°. 11'.4
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