GeoSpatialExternProtoDeclarations.x3d using X_ITE

X_ITE X3D Browser   GeoVrml Recommendation, Example 1: GeoElevation, using ExternProtoDeclare statements instead of GeoSpatial DTD.

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     Original X3D model: GeoSpatialExternProtoDeclarations.x3d
X3D Examples Archive: https://www.web3d.org/x3d/content/examples/Basic/Geospatial/GeoSpatialExternProtoDeclarationsIndex.html

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