SHIPBOARD WAVE OBSERVATION LOG, PRNC-NHO-1192 (REV. 12-51) 



14-234 GENERAL REMARKS.— The Ship- 

 board Wave Observation Log is used to re- 

 cord visual sea and swell observations at sea. 

 Complete instructions for using this log sheet 



are given in H. O. Pub. No. 606-e, Sea and 

 Swell Observations. 



14-235 THE LOG SHEET.— A sample log 

 sheet is shown in figure 14-12. 



SHIP ICE LOG, H. O. MISC. 15584 (REV. 1-55) 



14-236 GENERAL REMARKS.— The Ship 

 Ice Log is used to code visual ice observations 

 by shipboard observers. Complete instructions 

 for using this log sheet are given in H. O. Pub. 



No. 606-d, Ice Observations. 

 14-237 THE LOG SHEET. 



sheet is shown in figure 14-13. 



-A sample log 



dl 



JI 



156 



H. O. 607 



