TABLE OF CONTENTS 



Preface iii 



Donald B. Lindsley, Northwestern University 

 Foreword vii 



Walter S. Hunter, Brown University 



PART I. GENERAL VISUAL PROBLEMS 



1. How We See: A Summary of Basic Principles 3 



A. Chapanis, The Johns Hopkins University 



A. The Night Lookout* 



Carl H. Wedell, University of Wisconsin 

 LoRRiN A. RiGGS, Brown University 



B. The Design and use of Optical Instruments* 



LoRRiN A. RiGGS, Brown University 



2. Printed Materials, Maps, and Charts 61 



Mason N. Crook, Tufts College 



3. The Design and Use of Instruments 77 



William E. I\appauf, Princeton University 



4. Visibility on Radar Scopes 101 



Stanley B. Williams, The Johns Hopkins University 



C. Visual Display of Complex Information* 



J. W. Gerhard, The Johns Hopkins University 



PART 11. DESIGN AND ARRANGEMENT OF 

 OPERATING EQUIPMENT 



5. The Design of Controls 133 



D. R. Craig and D. G. Ellson, Indiana University 



6. Human Factors in Panel Design 153 



Eliot Stellar, The Johns Hopkins University 



7. Arrangement of Equipment 177 



Ralph C. Channell and Martin A. Tolcott, Dunlap, Morris and 

 Associates, Inc. 



PART III. AUDITORY PROBLEMS 



8. Auditory Signals 201 



W. R. Garner, The Johns Hopkins University 



9. Auditory Discrimination in Sonar Operation 219 



W. D. Neff, University of Chicago, and W. R. Thurlow, University 

 of Virginia 



PART IV. COMMUNICATION 



10. Voice Communications: Personnel and Phraseology 233 



M. H. Abrams, Cornell University 



11. Voice Communications: Effects of Masking and Distortion 243 



George A. Miller, Harvard University 



12. Visual Communication 249 



William S. Verplanck, Indiana University 



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