Figure 1 18. --Anomaly of the geopotential topography of the 600-db. sur- 

 face in dynamic meters relative to the 1000-db. surface; Hugh M. Smith 

 cruise 30 (NORPAC), July-August 1955. Points indicate computed 

 values. Arrows indicate direction of flow. Contour interval 0.025 m. 



106 



