Martin Cornelisz Ysselsteyn
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Geertje Ysselsteyn
Geertje Ysselsteyn
1666 - 1763

1634

1634 • Lord Leonard Calvert arrives in Maryland with Jesuit missionaries Andrew White, John Altham Gravenor and Thomas Gervase, establishing St. Mary's as the fourth permanent settlement in British North America. In this year they also establish an institution of higher learning here which later becomes Georgetown University, North America's oldest university.

1659


Age: 25y
1659 • The Long Parliament reforms occur in Westminster.

1666


Age: 32y
1666 • This year contains all the Roman numerals used only once in order from the biggest to the smallest value (MDCLXVI = 1666).

1675


Age: 41y
1675 Antonie van Leeuwenhoek begins to use a microscope for observing human tissues and liquids.

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