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Derek van Westrum

Coverage of Derek van Westrum in the Nexus archive.

Earliest in view: Jul 14 · 10:00 UTCMost recent: Jul 14 · 10:00 UTC
Co-mentioned in this coverage
Brian Shawperson1U.S. National Oceanic and Atmospheric Administrationorganization1National Geodetic Surveyorganization1Colorado Capitolplace1Denverplace1mile-high markertopic1
Recent coverage
  • SCIENCEJul 14 · 10:00 UTCDENVERITE
    Fourth time’s the charm for Denver’s mile-high marker

    Denver's mile-high marker has been placed on the 17th step of the State Capitol, joining three previous markers from 1909, 1969, and 2003. Researchers delayed the official installation until next year and emphasized improved measurement technology as the reason for multiple markers. Accurate vertical mile data is critical for systems like floodplain maps and nautical charts.

Derek van Westrum · Dossier · The Nexus