STATION

     STATION is the station to use in SFGRAM.  Either a station character 
     identifier or station number may be entered.

     If a single station is entered, all traces will use data from that 
     station.  If a list of stations is entered, trace 1 will be for 
     station 1, trace 2 for station 2, ...  Stations in the list must 
     be separated using semicolons.