NOAA/ESRL/PSD Catalog http://esrl.noaa.gov/psd/thredds/catalog/Datasets/icoads/2degree/LTMs1950-1979/catalog.html

Dataset Size Last Modified
     Folder  LTMs1950-1979   --
         air.ltm.nc 392.3 Kbytes 2010-11-14T21:13:06Z
         cldc.ltm.nc 392.3 Kbytes 2010-11-14T21:13:06Z
         lflx.ltm.nc 392.3 Kbytes 2010-11-14T21:13:06Z
         rhum.ltm.nc 392.3 Kbytes 2010-11-14T21:13:06Z
         sflx.ltm.nc 392.3 Kbytes 2010-11-14T21:13:06Z
         shum.ltm.nc 392.3 Kbytes 2010-11-14T21:13:06Z
         slp.ltm.nc 392.3 Kbytes 2010-11-14T21:13:06Z
         sst.ltm.nc 392.3 Kbytes 2010-11-14T21:13:07Z
         upstr.ltm.nc 392.4 Kbytes 2010-11-14T21:13:07Z
         uwnd.ltm.nc 392.3 Kbytes 2010-11-14T21:13:07Z
         vpstr.ltm.nc 392.4 Kbytes 2010-11-14T21:13:07Z
         vwnd.ltm.nc 392.3 Kbytes 2010-11-14T21:13:07Z
         wspd.ltm.nc 392.3 Kbytes 2010-12-07T20:45:23Z

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