The temperature on June 19, 1887 was about 23.3 °C. The air pressure was 1 kgf/m2 and came mainly from the east-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 36%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
February 23 » The French Riviera is hit by a large earthquake, killing around 2,000.
April 10 » On Easter Sunday, Pope Leo XIII authorizes the establishment of the Catholic University of America.
September 5 » A fire at the Theatre Royal, Exeter, kills 186.
October 1 » Balochistan is conquered by the British Empire.
November 9 » The United States receives rights to Pearl Harbor, Hawaii.
November 11 » August Spies, Albert Parsons, Adolph Fischer and George Engel are executed as a result of the Haymarket affair.
Day of marriage July 13, 1912
The temperature on July 13, 1912 was between 19.2 °C and 29.8 °C and averaged 24.2 °C. There was 11.9 hours of sunshine (73%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 8 » The African National Congress is founded, under the name South African Native National Congress (SANNC).
March 6 » Italo-Turkish War: Italian forces become the first to use airships in war, as two dirigibles drop bombs on Turkish troops encamped at Janzur, from an altitude of 6,000 feet.
July 8 » Henrique Mitchell de Paiva Couceiro leads an unsuccessful royalist attack against the First Portuguese Republic in Chaves.
September 2 » Arthur Rose Eldred is awarded the first Eagle Scout award of the Boy Scouts of America.
September 4 » Albanian rebels succeed in their revolt when the Ottoman Empire agrees to fulfill their demands
November 2 » Bulgaria defeats the Ottoman Empire in the Battle of Lule Burgas, the bloodiest battle of the First Balkan War, which opens her way to Constantinople.
Day of death December 1, 1965
The temperature on December 1, 1965 was between 2.8 °C and 6.7 °C and averaged 4.3 °C. There was 5.5 mm of rain during 1.8 hours. There was 2.3 hours of sunshine (28%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
March 21 » Ranger program: NASA launches Ranger 9, the last in a series of unmanned lunar space probes.
April 6 » Launch of Early Bird, the first commercial communications satellite to be placed in geosynchronous orbit.
May 27 » Vietnam War: American warships begin the first bombardment of National Liberation Front targets within South Vietnam.
August 4 » The Constitution of the Cook Islands comes into force, giving the Cook Islands self-governing status within New Zealand.
August 29 » The Gemini V spacecraft returns to Earth, landing in the Atlantic Ocean.
November 24 » Joseph-Désiré Mobutu seizes power in the Democratic Republic of the Congo and becomes President; he rules the country (which he renames Zaire in 1971) for over 30 years, until being overthrown by rebels in 1997.
When copying data from this family tree, please include a reference to the origin: Y. Slobbé, "Family tree Slobbé", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-slobbe/R2329.php : accessed February 12, 2026), "Ernst Ettema (1887-1965)".
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