The temperature on June 22, 1905 was between 9.9 °C and 20.3 °C and averaged 15.8 °C. There was 12.5 hours of sunshine (75%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from August 1, 1901 to August 16, 1905 the cabinet Kuijper, with Dr. A. Kuijper (AR) as prime minister.
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
April 4 » In India, an earthquake hits the Kangra Valley, killing 20,000, and destroying most buildings in Kangra, McLeod Ganj and Dharamshala.
April 30 » Albert Einstein completes his doctoral thesis at the University of Zurich.
August 20 » Sun Yat-sen, Chinese revolutionary, forms the first chapter of T'ung Meng Hui, a union of all secret societies determined to bringing down the Manchus.
September 1 » Alberta and Saskatchewan join the Canadian confederation.
October 5 » The Wright brothers pilot the Wright Flyer III in a new world record flight of 24 miles in 39 minutes.
November 12 » Norway holds a referendum resulting in popular approval of the Storting's decision to authorise the government to make the offer of the throne of the newly independent country.
Day of marriage February 12, 1927
The temperature on February 12, 1927 was between -4.2 °C and 8.7 °C and averaged 1.7 °C. There was 8.1 hours of sunshine (83%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 1 » New Mexican oil legislation goes into effect, leading to the formal outbreak of the Cristero War.
February 23 » U.S. President Calvin Coolidge signs a bill by Congress establishing the Federal Radio Commission (later replaced by the Federal Communications Commission) which was to regulate the use of radio frequencies in the United States.
August 7 » The Peace Bridge opens between Fort Erie, Ontario and Buffalo, New York.
November 21 » Columbine Mine massacre: Striking coal miners are allegedly attacked with machine guns by a detachment of state police dressed in civilian clothes.
December 11 » Guangzhou Uprising: Communist Red Guards launch an uprising in Guangzhou, China, taking over most of the city and announcing the formation of a Guangzhou Soviet.
December 30 » The Ginza Line, the first subway line in Asia, opens in Tokyo, Japan.
Day of death February 10, 1977
The temperature on February 10, 1977 was between 3.9 °C and 12.5 °C and averaged 7.6 °C. There was 11.1 mm of rain during 5.1 hours. There was 2.0 hours of sunshine (21%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. 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.
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
February 4 » A Chicago Transit Authority elevated train rear-ends another and derails, killing 11 and injuring 180, the worst accident in the agency's history.
May 14 » A Dan-Air Boeing 707 leased to IAS Cargo Airlines crashes on approach to Lusaka International Airport (now Kenneth Kaunda International Airport) in Lusaka, Zambia, killing six people.
August 3 » Tandy Corporation announces the TRS-80, one of the world's first mass-produced personal computers.
October 17 » The hijacked Lufthansa Flight 181 lands in Mogadishu. The remaining hostages are later rescued.
November 12 » France conducts the Oreste nuclear test as 14th in the group of 29, 1975–78 French nuclear tests series.
December 6 » South Africa grants independence to Bophuthatswana, although it is not recognized by any other country.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I352736.php : accessed February 6, 2026), "Harmina Potgieter (1905-1977)".
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