The temperature on September 6, 1911 was between 10.4 °C and 24.1 °C and averaged 16.6 °C. There was 10.3 hours of sunshine (77%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
January 21 » The first Monte Carlo Rally takes place.
May 31 » The RMS Titanic is launched in Belfast, Northern Ireland.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
August 29 » The Canadian Naval Service becomes the Royal Canadian Navy.
September 7 » French poet Guillaume Apollinaire is arrested and put in jail on suspicion of stealing the Mona Lisa from the Louvre museum.
September 25 » An explosion of badly degraded propellant charges on board the French battleship Liberté detonates the forward ammunition magazines and destroys the ship.
Day of death July 22, 1998
The temperature on July 22, 1998 was between 12.0 °C and 23.5 °C and averaged 18.0 °C. There was 12.4 hours of sunshine (77%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Monday, August 22, 1994 to Monday, August 3, 1998 the cabinet a href="https://nl.wikipedia.org/wiki/Kabinet-Kok_I" class="extern">Kok I, with W. Kok (PvdA) as prime minister.
In The Netherlands , there was from Monday, August 3, 1998 to Monday, July 22, 2002 the cabinet Kok II, with W. Kok (PvdA) as prime minister.
January 26 » Lewinsky scandal: On American television, U.S. President Bill Clinton denies having had "sexual relations" with former White House intern Monica Lewinsky.
February 20 » American figure skater Tara Lipinski, at the age of 15, becomes the youngest Olympic figure skating gold-medalist at the 1998 Winter Olympics in Nagano, Japan.
May 12 » Four students are shot at Trisakti University, leading to widespread riots and the fall of Suharto.
July 17 » The 7.0 Mw Papua New Guinea earthquake triggers a tsunami that destroys ten villages in Papua New Guinea, killing up to 2,700 people, and leaving several thousand injured.
August 26 » The first flight of the Air Force Delta III ends in disaster 75 seconds after liftoff resulting in the loss of the Galaxy X satellite.
November 26 » Tony Blair becomes the first Prime Minister of the United Kingdom to address the Oireachtas, the parliament of the Republic of Ireland.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I4379.php : accessed February 16, 2026), "Elisabeth Helena Antonia Maria Keijsper (1911-1998)".
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