24 THE NAVY OCEANOGRAPHIC OPERATIONS PROGRAM 



Increased demands for navigational information have been met 

 by the following actions: 



Publications and charts have been improved in design and 

 content. 



New techniques and procedures have been developed to cope 

 with increased speed of communication and transportation. 



More precise formulas have been developed, and more accu- 

 rate and more detailed constants have been utilized in navi- 

 gational computations. 



New measurement techniques have been formulated and 

 utilized. 



New navigational systems have been evaluated, and estimates 

 of their capability have been ascertained. 



Manual computation, data reduction, plotting, and type- 

 setting have been replaced in varying degree by automated 

 procedures. 



