Corrections to article in Geospatial Solutions – May 2004 Issue

“A 3D Datum for a 3D World”

Earl F. Burkholder, PS, PE

1. Figure 4, Box 8: The list of local components should be “De, Dn, Du” and not “De, Dn, up” .

2. Figure 4, Box 10: The last line should be “Zenith Directions” and not “Senith Directions.”