TRANSOCEANIC RADIO TELEPHONE DEVELOPMENT 567 



between important centers where large traffic may develop. This will 

 be a considerable departure from past practice which has resulted in 

 the existing system of scattered frequency assignments. It is to be 

 hoped that the obvious difficulties in rearranging frequency assign- 

 ments will not prove so unyielding as to preclude putting new engineer- 

 ing developments into service. 



