The temperature on May 10, 1918 was between 7.3 °C and 18.9 °C and averaged 11.5 °C. There was 5.4 hours of sunshine (35%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 1 » Russia adopts the Gregorian calendar.
April 9 » World War I: The Battle of the Lys: The Portuguese Expeditionary Corps is crushed by the German forces during what is called the Spring Offensive on the Belgian region of Flanders.
June 24 » First airmail service in Canada from Montreal to Toronto.
August 21 » World War I: The Second Battle of the Somme begins.
September 28 » World War I: The Fifth Battle of Ypres begins.
December 17 » Darwin Rebellion: Up to 1,000 demonstrators march on Government House in Darwin, Northern Territory, Australia.
Day of death June 14, 2010
The temperature on June 14, 2010 was between 9.7 °C and 21.5 °C and averaged 15.9 °C. There was 13.2 hours of sunshine (79%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from Thursday, February 22, 2007 to Thursday, October 14, 2010 the cabinet Balkenende IV, with Mr.dr. J.P. Balkenende (CDA) as prime minister.
In The Netherlands , there was from Thursday, October 14, 2010 to Monday, November 5, 2012 the cabinet Rutte I, with Mark Rutte (VVD) as prime minister.
February 27 » An earthquake measuring 8.8 on the moment magnitude scale strikes central parts of Chile leaving over 500 victims, and thousands injured. The quake triggers a tsunami which strikes Hawaii shortly after.
March 11 » Economist and businessman Sebastián Piñera is sworn in as President of Chile, while three earthquakes, the strongest measuring magnitude 6.9 and all centered next to Pichilemu, capital of Cardenal Caro province, hit central Chile during the ceremony.
April 12 » Merano derailment: A rail accident in South Tyrol kills nine people and injures a further 28.
May 11 » David Cameron takes office as Prime Minister of the United Kingdom as the Conservatives and Liberal Democrats form the country's first coalition government since the Second World War.
August 5 » The Copiapó mining accident occurs, trapping 33 Chilean miners approximately 2,300ft (700m) below the ground for 69 days.
August 8 » China Floods: A mudslide in Zhugqu County, Gansu, China, kills more than 1,400 people.
When copying data from this family tree, please include a reference to the origin: Hans Opperman, "Family tree Opperman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-opperman/I3543.php : accessed January 17, 2026), "Maria van Koolwijk (1918-2010)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.