MEAN SPECIFIC GRAVITY OP THE OCEANS, AT OBSERVED TEMPERATURE OF SEA, AT DEPTH OF 300 FATHOM3= 10271 



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The Red Figures indicate Specific Gravities above, and the 

 Blue Figures below the Moan Specific Gravity of the Ocean 

 10271 at Depth of 300 Fathoms 

 Thus 4 * 1-0275 and 3 - 10268 



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