NIMA Geospatial Sceinces Division (used to be Geodesy and Geophysics)
including Geodesy for Laymen (sic) publication
- Data sheets for control points
- calculators for defection of the vertical;
- source code (FORTRAN) for Deflection interpolation;
- read me file to explain how it works;
- list of geodetic PC program from NGS;
- calculator for geodetic (angles) to XYZ; and reverse;
USGS (Biological resources division) FAQ about datums and ellispoids; white paper on datum shift;
links to geodesy pages
Dana's Coordinate Systems pages have a Geodetic Datums section
Spatial Effects (Geoff Dutton; aka Dr. Matrix) his QTM Comix;Geodyssey Limited (Lukatela) distributes Hipparchus and some toolkits (for free!, Galileo Guide)
Geometry Resources
Analysis of algorithmsCombinatorics (at the mathematics Atlas site)
Try their Green Pages (ask for Advanced Searching not totally Java compatible?) developed for ERIN (Australia)
Metadata Guide from Olympic Clearinghouse
Norse DCW page great links to other DCW sites
SDTS home page;
VPF Mil STD 2407; Overview document
Open GIS Foundation (OGIS)
ISO efforts
SDTS modules;
Geodyssey Limited Galileo modules
Downloadable computational geometry software
David Douglas's package XYINMAP (Fortran)
... and lots more to come...