• NGVD29 height (ftUS) to NAVD88 height (3)

  EPSG:7975
  Area of use: United States (USA)
  

• NAD27 to NAD83(HARN) (37)

  EPSG:8554
  Area of use: United States (USA)
  

• NAD27 to WGS 84 (62)

  EPSG:8615
  Area of use: United States (USA)
  

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