KPY ^"^^ four-d>a'» nwmbe'i m the column on the left give the lotiiude and longitude o( the 

 ^ ' southeast corner of each one degree-quadrongle- Each one-degree quadfongle is divided 

 into 30-minute quadrongles, numbered os in the diogram to the right. The columns of these tables 

 givei A- mintmum temperature, B- tnaaimum temperature, C- number of /ears, D- number of do/s 



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