NOTICE 



United States Department of Agriculture, 



Weather Bureau, 

 Washington, D. C, May 1, 1930. 



1. The accompanying Weather Code for the transmission of meteorological observations by radio is for 

 the use of observers on SELECTED SHIPS only, and will become effective May 1, 1930. 



2. Observers on other than SELECTED SHIPS will continue to use Kadio Weather Code for Vessel 

 Weather Observers, 1925. (W. B. 860.) 



Charles F. Marvin, Chief of Bureau. 

 (ii) 



