United States  Department of Commerce <br/><br/>
Manual of cloud forms and codes for states of the sky 

 - 2nd Ed 
 - Washington D C  U S States Printing Office  1949 
 - 43p 
<br/><br/>United States  Department of Commerce: Manual of cloud forms and codes for states of the sky.  (2nd Ed)  Washington D C.  U S States Printing Office, 1949.--(551.576UNI)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>551.576  / U S