The Delphi tutorial for the COM interfaces is a set of simple applications that show step by step how to embed the BS Contact ActiveX control and how to modify properties of the scene.
Example_1
demonstrates how to embed the BS Contact ActiveX control
and how to load a VRML World.
Example_2
demonstrates how to dynamically create a scene
and how to modify field values of VRML nodes.
Each tutorial describes how things are done and contains a link to a ZIP file with the source code and a compiled EXE file.