The temperature on April 8, 1969 was between 7.3 °C and 22.6 °C and averaged 14.2 °C. There was 10.8 hours of sunshine (81%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
January 18 » United Airlines Flight 266 crashes into Santa Monica Bay killing all 32 passengers and six crew members.
March 3 » Apollo program: NASA launches Apollo 9 to test the lunar module.
May 17 » Venera program: Soviet Venera 6 begins its descent into the atmosphere of Venus, sending back atmospheric data before being crushed by pressure.
May 20 » The Battle of Hamburger Hill in Vietnam ends.
August 11 » The Apollo 11 astronauts are released from a three-week quarantine following their liftoff from the moon.
November 19 » Apollo program: Apollo 12 astronauts Pete Conrad and Alan Bean land at Oceanus Procellarum (the "Ocean of Storms") and become the third and fourth humans to walk on the Moon.
When copying data from this family tree, please include a reference to the origin: Gijsbertus Cornelis (Bert) Severijn, "Family tree Severijn", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-severijn/I13868.php : accessed February 15, 2026), "Mark van der Kamp (1969-)".
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