Acknowledgements Special thanks to Mr. T. Kienitz, Mr. J. Kent,

Mr. J. Shelton and Dr. M. White at the Science Applications International Corp. for providing hyper-text expertise, and Mr. C. R. Sampson at the Naval Research Laboratory for their encouragement. The support of the sponsor, Space and Naval Warfare System Command, is gratefully acknowledged.

***** End of ACKNOWLEDGEMENTS *****