The ten administrators were as follows : 



Dr. W. 6. Penney, head of the Pressure Group (Cans and 

 Drums). 



Comdr. Roger Revelle, Head of the Oeeanographic Group. As- 

 sisting him in the direction of the oeeanographic survey work were 

 Lt. Comdr. C. A. Barnes and also Lt. Comdr. J. R. Lyman, Lt. 

 Comdr. M. C. Sargent, Capt. M. A. Traylor (Army), assisting in 

 the direction of wave measurement work were Lt. Comdr. F. G. 

 Morris and also Mr. N. J. Holter, Comdr. Beauregard Perkins, Jr. 



Comdr. C. H. Gerlach, head of the BuShips Instrumentation 

 Group. Principal assistants were Comdr. R. M. Langer, Lt. Comdr. 

 L. S. Beedle, Lt. Comdr. F. J. Dellamano and also Mr. E. E. John- 

 son, Dr. G. E. Hudson, Dr. Irwin Vigness, Mr. P. J. Walsh, Mr. 

 H. E. Jensen, Mr. C. F. Kasanda, Mr. F. J Friel. 



Capt. C. L. Engelman (Navy), head of the Electronics Grouj). 

 Principal assistants were Dr. T. D. Hanscome, Comdr. J. L. Miller, 

 Comdr. J. E. Rice, Comdr. J. G. Houpis, Dr. D. G. Fink, Comdr. 

 F. X. Foster, Lt. Comdr. R. L. Reaser, Lt. Lawrence Bershad 

 (Navy). 



Col. S. L. Warren, head of the Radioactivity Group. Principal 

 assistants were Col. A. A. deLorimier, Capt. R. J. Buettner (Navy), 

 Comdr. D. L. Kauffman, Dr. Herbert Scoville, Jr., Dr. Joseph 

 Hamilton, Dr. Kenneth Scott, Dr. Gerhard Dessauer, Dr. Lauren 

 Donaldson, Mr. Donald Collins. 



Capt. A. E. Uehlinger (Navy), head of the BuOrd Instrumenta- 

 tion Group. Assisting him were Dr. G. K. Hartmann, Capt. L. W. 

 McKeehan (Navy), Lt. Comdr. F. L. Yeo, Dr. C. W. Lampson, Dr. 

 A. B. Arons, Dr. J. V. Atanasoff, Comdr. S. S. Ballard, Dr. J. E. 

 Henderson, CWO J. P. Orr. 



Dr. M. G. Holloway, head of the Los Alamos Group. Assisting 

 him were Mr. R. S. Warner, Jr., Dr. N. N. Nereson, Dr. G. A. 

 Linenberger, Dr. William Rubinson, Dr. J. L. Tuck, Dr. B. Brixner, 

 Dr. J. Wieboldt, Dr. J. Wiesner, Dr. H. Weiss, Dr. J. Hirshfelder. 



Comdr. George Vaux, head of the Remote Measurements Group. 



Capt. R. S. Quackenbush (Navy), head of the Technical Photo- 

 graph Group. Principal assistants were Comdr. J. H. McElroy, 

 Col. P. T. Cullen, Comdr. K. S. Shaftan, Dr. Brian O'Brien, Lt. 

 F. Terzo (Navy), Dr. B. Brixner. 



Col. D. F. Henry, head of the AAF Electronics Group. 



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