'''The ECMWF data retrieval routines''' are kindly provided by Leopold Haimberger, Gerhard Wotawa, and others.
    * [download:15 ECMWF data retrieval Version 2.1]

    * [download:16 ECMWF data retrieval Version 4] allows to retrieve compressed ECMWF data in mixed GRIB1/GRIB2 coding