Between September 15-22, 2010, the 2dvd datasets collected at
Emasalo (SN36) and Harmaja (SN37) are +2 hours offset from UTC,
and the 2dvd dataset collected at Jarvenpaa (SN35) is +3 hours
offset from UTC.  The time stamps in these data files will be
corrected and re-posted to this archive by mid September 2012.