Figure 31.5 Two spheres using appearance-node types from an external appearance library file.
31fig05.wrl	Click on the image to view the VRML scene.

#VRML V2.0 utf8
# The VRML 2.0 Sourcebook
# Copyright (c) 1997
# Andrea L. Ames, David R. Nadeau, and John L. Moreland
EXTERNPROTO DarkOak [
    exposedField SFNode textureTransform
] "applib.wrl#DarkOak"

EXTERNPROTO LightOak [
    exposedField SFNode textureTransform
] "applib.wrl#LightOak"

Group {
    children [
        Transform { translation -1.5 0.0 0.0
            children Shape {
                appearance DarkOak { }
                geometry Box { }
            }
        },
        Transform { translation 1.5 0.0 0.0
            children Shape {
                appearance LightOak {
                    textureTransform TextureTransform {
                        translation 0.5 0.0
                        scale 2.0 1.0
                    }
                }
                geometry Box { }
            }
        }
    ]
}