The temperature on June 27, 1887 was about 18.2 °C. The air pressure was 2 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 70%. 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 4 » Argonia, Kansas elects Susanna M. Salter as the first female mayor in the United States.
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 May 4, 1906
The temperature on May 4, 1906 was between 8.2 °C and 16.6 °C and averaged 12.5 °C. There was 6.4 mm of rain. There was 6.0 hours of sunshine (40%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
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.
February 18 » Édouard de Laveleye forms the Belgian Olympic Committee in Brussels.
March 10 » The Courrières mine disaster, Europe's worst ever, kills 1099 miners in northern France.
August 5 » Persian Constitutional Revolution: Mozaffar ad-Din Shah Qajar, King of Iran, agrees to convert the government to a constitutional monarchy.
August 16 » The 8.2 Mw Valparaíso earthquake hits central Chile, killing 3,882 people.
September 1 » The International Federation of Intellectual Property Attorneys is established.
December 24 » Radio: Reginald Fessenden transmits the first radio broadcast; consisting of a poetry reading, a violin solo, and a speech.
Day of death May 15, 1960
The temperature on May 15, 1960 was between 11.9 °C and 20.9 °C and averaged 16.4 °C. There was 0.3 mm of rain during 0.2 hours. There was 2.1 hours of sunshine (13%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
February 3 » British Prime Minister Harold Macmillan speaks of "a wind of change", signalling that his Government was likely to support decolonisation.
March 22 » Arthur Leonard Schawlow and Charles Hard Townes receive the first patent for a laser.
July 21 » Sirimavo Bandaranaike is elected Prime Minister of Sri Lanka, becoming the world's first female head of government
August 5 » Burkina Faso, then known as Upper Volta, becomes independent from France.
October 12 » Japan Socialist Party leader Inejiro Asanuma is stabbed to death during a live Television broadcast.
November 11 » A military coup against President Ngô Đình Diệm of South Vietnam is crushed.
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/I340784.php : accessed February 21, 2026), "Christoffer Nannen (1887-1960)".
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