1820-01-01
type: Date
is beginning date of: de-002579-n 1587
is beginning date of: us-005578-irn537029-irn538298
is beginning date of: nl-002891-nl saa 451723
is beginning date of: gb-006148-sxms119
is beginning date of: nl-002935-1740
is beginning date of: us-005578-irn708717
is beginning date of: nl-002994-7357
is beginning date of: cz-002279-collection jmp archive 1
is beginning date of: hu-002737-hu hja xix-86
is beginning date of: de-002429-sgy 33
normalized date value: 1820-01-01