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 = 4-0° 14'. 1 



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A deviation of the North Point of the Conip 

 a deviation to the West by the sign — . 



From the observations given above, the 

 deviations are obtained: 



A = 4- 4 IC/.4 I! = 4-5° 

 D = 4-i° jo'.s 



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Valparaiso, April 4, 1S66. 

 Correction for Object = 4" °° ''■ Correction for Lubber Line =4-4° 17'. 



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A deviation of the North Point of the Compass to the East 

 a deviation to the West by the sign — . 



From the observations given above, the following value 

 deviation are obtained : 



A = 4-4° 21'. 9 11 = 4-3° 49'.i 



D = 4-2° 2i'.o E=4-°° 



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