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NGS 2018 GPS on BMs program in support of NAPGD2022 — Part 9

October 3, 2018

The number of GPS on Bench Mark (BM) stations highlighted as complete on the National Geodetic Survey (NGS) […]

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This article is tagged with David B. Zilkoski, GEOID18, GPS on Bench Mark stations, NAPGD2022, National Geodetic Survey, NGS, OPUS, OPUS Shared and posted in Opinions, Survey