This column details the potential effects of crustal movement on published heights in various regions of the United […]
The National Geodetic Survey (NGS) has revised an important technical document on the modernized National Spatial Reference System […]
The National Geodetic Survey (NGS) recently announced two new items related to the modernized National Spatial Reference System […]
Time. Ask anyone what time means to them, and they will give you a different answer. Benjamin Franklin […]
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