CONTRIBUTORS AND COLLABORATORS yii 



Seismic: CHAPTER VII 



Joshua L. Soske, Ph.D., Geophysical Engineering Corp., 

 Pasadena, Calif. 



Propagation of Seismic Waves: 



D. H. Clewell, Ph.D., and R. F. Simon, Magnolia Petroleum 

 Co., Dallas, Texas 



Graphical Analogue Computer: 



Robert B. Moran, Jr., B.S., William Miller Corp., Pasadena, 

 Calif. 



Instrumental Analysis: Filtering, Frequency: 



John J. Jakosky, Jr., B.S., International Geophysics Co., 

 Los Angeles, Calif. 



Geovision : 



John Oh man, Eva J. Zentner, Ph.D., and LuGarda Rieber, 

 Geovision, Inc., New York, N. Y. 



Mirragraph: 



G. M. Grosjean, Western Electric Co., Inc., Los Angeles, Calif. 



Explosives : 



E. L. Watts, B.S., Hercules Powder Co., San Francisco, Calif. 

 Drilling Equipment: 



J. A. Noyes, B.S., Joy Manufacturing Co., Dallas, Texas 



Air Shooting: 



Thomas C. Poulter, Ph.D., Stanford Research Institute, Calif. 



Offshore Operations: 



Raymond A. Peterson, Ph.D., United Geophysical Co., 

 Pasadena, CaHf . 



Radio Surveying Techniques: 



Robert B. Moran, Jr., B.S., William Miller Corp., Pasadena. 

 Calif. 



Responsibility in Exploration: 



B. W. Beebe, Ph.D., Anderson-Prichard Oil Co., Oklahoma City. 

 Okla. ^ 



Shallow Exploration: 



Dart Wantland, M.S., U.S. Bureau of Reclamation, 

 Denver, Colo. 



WOODS 

 HOLE. 

 MASS 



