TABLE 16. -LENGTHS OF ARCS OF THE EARTH'S SURFACE. 



The lengths of degrees of the meridian are tabulated to correspond to the length of 

 the arc of which the tabulated latitude is the middle, thus the quantity 08.993, oppo- 

 site latitude 40 O 7 is the number of miles between latitude 39 30 7 and 40 SO*. 



The above table is an abridgment ol a table published by the U. S. Coast and 

 Geodetic Survey based on the values of the Clarke spheroid. 



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