The temperature on April 12, 1889 was about 8.5 °C. The air pressure was 4 kgf/m2 and came mainly from the north-northeast. The airpressure was 75 cm mercury. The atmospheric humidity was 83%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
January 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
May 2 » Menelik II, Emperor of Ethiopia, signs the Treaty of Wuchale, giving Italy control over Eritrea.
August 4 » The Great Fire of Spokane, Washington destroys some 32 blocks of the city, prompting a mass rebuilding project.
November 23 » The first jukebox goes into operation at the Palais Royale Saloon in San Francisco.
Day of death August 18, 1972
The temperature on August 18, 1972 was between 10.2 °C and 17.8 °C and averaged 13.4 °C. There was 1.5 mm of rain during 0.8 hours. There was 7.9 hours of sunshine (54%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet Biesheuvel I, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
February 22 » The Official Irish Republican Army detonates a car bomb at Aldershot barracks, killing seven and injuring nineteen others.
May 13 » Faulty electrical wiring ignites a fire underneath the Playtown Cabaret in Osaka, Japan. Blocked exits and non-functional elevators lead to 118 fatalities, with many victims leaping to their deaths.
June 15 » Red Army Faction co-founder Ulrike Meinhof is captured by police in Langenhagen.
July 19 » Dhofar Rebellion: British SAS units help the Omani government against Popular Front for the Liberation of Oman rebels in the Battle of Mirbat.
September 6 » Munich massacre: Nine Israeli athletes die (along with a German policeman) at the hands of the Palestinian "Black September" terrorist group after being taken hostage at the Munich Olympic Games. Two other Israeli athletes were slain in the initial attack the previous day.
December 14 » Apollo program: Eugene Cernan is the last person to walk on the moon, after he and Harrison Schmitt complete the third and final extravehicular activity (EVA) of the Apollo 17 mission.
When copying data from this family tree, please include a reference to the origin: Leo Eijskoot, "Family tree Eijskoot", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijskoot/I502005.php : accessed January 10, 2026), "Isaak Jiskoot (1889-1972)".
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