TABLE OF CONTENTS 

 LIST OF FIGURES 



I. INTRODUCTION 



II. MIZPAC 71 



A. INTRODUCTION 



B. TECHNIQUES 



C . REDUCTION OF DATA 



D. RESULTS 



E. CONCLUSIONS 



III. MIZPAC 72 



A. INTRODUCTION 



B. TECHNIQUES 



C . REDUCTION OF DATA 



D. RESULTS 



E. CONCLUSIONS 



IV. GENERAL CONCLUSIONS 



V. ACKNOWLEDGMENTS 



VI. LITERATURE CITED 



APPENDIX I. CODING OF THE HEADINGS AND MAGNETIC TAPE FORMATS 

 APPENDIX II. HEADING DATA FOR STATIONS OCCUPIED IN 1971 AND 1972 



