Category:United States National Geodetic Survey markers

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North American Datum 
series of geodesic datums in 1901, 1923, and 1988 versions
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Instance of geodetic reference system
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北米測地系 (ja); North American Datum (de); North American Datum (en); سیستم مختصات آمریکای شمالی (fa); North American Datum (fr); North American Datum (nl) series of geodesic datums in 1901, 1923, and 1988 versions (en); سیستم مختصات آمریکای شمالی (fa) NAD (en); 北米測地系, 北米測地系 (ja)

Pages in category "United States National Geodetic Survey markers"

This category contains only the following page.

Media in category "United States National Geodetic Survey markers"

The following 30 files are in this category, out of 30 total.