Manual translation of Dolphin model from the Prototype Repository and updates to conform to new specification..
unknown, if you know then please contact brutzman@nps.navy.mil
VRML X3D Prototype ProtoRepository Dolphin
X3D-Edit, https://www.web3d.org/x3d/tools/X3D-Edit
X3D-Edit 3.2, https://www.web3d.org/x3d/tools/X3D-Edit