sponsored by The American Association for crysta growth. sponsored by the American Society for Metals. American association for crystal growth : sponsored by the National Association of Corrosion Engineers. sponsored by the American Ceramic Society Inc. sponsored by American Society for Metals i sponsored by the American Meteorological Society. sponsored by the American Institute of Steel Construction. sponsored by the IEEE Computer Society and the Association for Computing Machinery. sponsored by the IEEE Computer Society and the Association for Copmputing Machinery.