FIGURE 9. 



COMPARISON OF MEASURED AND OBSERVED WAVE HEIGHTS. 

 OBSERVER 5, LIGHTSHIP AMRUMBANK, NOV. 20- DEC. 12, 1936 



* qL 



TIME 



FIGURE 10. 



COMPARISON CF WAVE LENGTHS. OBSERVER 5, NOV. 20-DEC. 12, 1936. 



ID 60f^ 



Z 

 I 



X 



I- 40 



S OL 



