Chapter 14D, Prototypes: ExternProtoDeclare and field signatures
Channel: X3D for Web Authors
Date: 2016-04-13

Chapter 14D, Prototypes: using IS/connect to expose an embedded Script node; External prototype declarations (ExternProtoDeclare) and field signatures.  Examples, slides online at http://x3dgraphics.com/examples/X3dForWebAuthors/Chapter14-Prototypes