NOAA/ESRL/PSD Catalog http://www.esrl.noaa.gov/psd/thredds/catalog/Datasets/COBE2/catalog.html

Dataset Size Last Modified
     Folder  COBE2   --
         icec.mon.ltm.1981-2010.nc 4.670 Mbytes 2016-04-06T14:11:33Z
         icec.mon.mean.nc 40.81 Mbytes 2016-04-06T14:11:33Z
         sst.mon.ltm.1981-2010.nc 4.670 Mbytes 2016-04-18T18:36:28Z
         sst.mon.ltm.1981-2010.old.nc 4.670 Mbytes 2016-04-06T14:11:33Z
         sst.mon.mean.nc 516.5 Mbytes 2016-04-18T16:56:01Z
         sst.mon.mean.old.nc 513.4 Mbytes 2016-04-06T14:11:33Z

NOAA/ESRL/PSD at NOAA ESRL PSD see Info
THREDDS Data Server [Version 4.3.15 - 20121218.1126] Documentation