The editors are pleased to submit to the readers the state of the art in high energy physics as it appears at the beginning of 1979. Great appreciation is extended to Mrs. Helga S. Billings and Mrs. Connie Wardy for their assistance with the conference and skillful typing of the proceedings which was done with great enthusiasm and dedication. Orbis Scientiae 1979 received some support from the Department of Energy. The Editors v CONTENTS Evidence...