Column 



66 Cloud type code (CL) 



67 Cloud amount code 



68 Visibility code 



69 SORD, puts in the "S" or "D" for the Station No. (not 

 used in 1971) 



70-72 Number of observations as counted by Program MIZl (on 



tape but not on header cards in 1972) 

 73-75 Station number as produced by MIZl 



(Note that these last two are redundant and were used for checking) 



76-80 Blank 



71 



