The temperature on August 8, 1887 was about 22.9 °C. The air pressure was 38 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 48%. 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.
April 4 » Argonia, Kansas elects Susanna M. Salter as the first female mayor in the United States.
April 10 » On Easter Sunday, Pope Leo XIII authorizes the establishment of the Catholic University of America.
May 9 » Buffalo Bill Cody's Wild West Show opens in London.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
June 23 » The Rocky Mountains Park Act becomes law in Canada creating the nation's first national park, Banff National Park.
October 1 » Balochistan is conquered by the British Empire.
Day of marriage April 9, 1921
The temperature on April 9, 1921 was between 3.8 °C and 16.6 °C and averaged 10.3 °C. There was 0.9 mm of rain. There was 6.2 hours of sunshine (46%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
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 21 » Rezā Shāh takes control of Tehran during a successful coup.
June 12 » Mikhail Tukhachevsky orders the use of chemical weapons against the Tambov Rebellion, bringing an end to the peasant uprising.
July 10 » Belfast's Bloody Sunday: Sixteen people are killed and 161 houses destroyed during rioting and gun battles in Belfast, Northern Ireland.
August 28 » The Red Army dissolved the Free Territory, after driving the Black Army out of Ukraine.
October 5 » The World Series is the first to be broadcast on radio.
October 26 » The Chicago Theatre opens.
Day of death March 20, 1974
The temperature on March 20, 1974 was between 4.5 °C and 11.2 °C and averaged 7.0 °C. There was 6.3 mm of rain during 8.2 hours. The almost completely overcast was. The average windspeed was 1 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
March 5 » Yom Kippur War: Israeli forces withdraw from the west bank of the Suez Canal.
June 29 » Mikhail Baryshnikov defects from the Soviet Union to Canada while on tour with the Kirov Ballet.
July 15 » In Nicosia, Cyprus, Greek junta-sponsored nationalists launch a coup d'état, deposing President Makarios and installing Nikos Sampson as Cypriot president.
July 26 » Greek Prime Minister Konstantinos Karamanlis forms the country's first civil government after seven years of military rule.
November 22 » The United Nations General Assembly grants the Palestine Liberation Organization observer status.
November 23 » Sixty Ethiopian politicians, aristocrats, military officers, and other persons are executed by the provisional military government.
When copying data from this family tree, please include a reference to the origin: Michas Bertou, "Family tree Bertou", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-bertou/I86.php : accessed February 20, 2026), "Anthonie Gravendijk (1887-1974)".
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