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All the field data are sent to the Washington Office where the triangulation,magnetic, and tidal work is examined by mathematicians who make the necessaryadjustments to connect it with work already done. Cartographers complete theplotting, inking an
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All the field data are sent to the Washington Office where the triangulation,magnetic, and tidal work is examined by mathematicians who make the necessaryadjustments to connect it with work already done. Cartographers complete theplotting, inking an
4/3/2019 2:13:04 PM
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