Vector field: this world illustrates the use of an external prototype to define a generic vector. This scene uses the new vector node repeatedly to place, orient, scale, and color vectors throughout a visualization volume.
Vrml97ToX3dNist, http://ovrt.nist.gov/v2_x3d.html
X3D-Edit, https://www.web3d.org/x3d/tools/X3D-Edit
"Copyright (c) 1997, David R. Nadeau, John L. Moreland"
"Vector.x3d#Vector" "https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Siggraph98Course/Vector.x3d#Vector" "Vector.wrl#Vector" "https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Siggraph98Course/Vector.wrl#Vector"