1.
Meteorological observations during AZIA cruise from Batavia to the Netherlands started at 1854-05-01
2.
Meteorological observations during AZIA cruise from Nederland to Batavia started at 1853-11-01
Meteorological observations during JACOBUS cruise from Nederland to St. George Delmina started at 1839-05-28
Meteorological observations during BROMO cruise from Batavia to the Netherlands started at 1851-09-27
Meteorological observations during MAGDALENA cruise from Westereilanden to the Netherlands started at 1851-08-25