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Odds of Complex Life
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Ephemerids
On a day like today...


1804
Lewis & Clark begin exploration of Louisiana Purchase

1845
Rubber band patents

1920
1st De Havilland double-decker flight (London) lands in Schiphol

1920
1st flight by Dutch airlines KLM (Koninklijke-Luchtvaart-Maatschappij)
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