1.
Meteorological observations during SNELHEID cruise from Holland to Gujana started at 1783-11-08
2.
Meteorological observations during UNKNOWN-08 cruise from Holland to Batavia started at 1838-11-14
Meteorological observations during UNKNOWN-08 cruise from Batavia to Holland started at 1839-04-26
Meteorological observations during Van Oldenbarneveld cruise from Banjoewangie to Holland started at 1850-01-26