The temperature on May 20, 1875 was about 12.3 °C. There was 1 mm of rain. The air pressure was 3 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 77%. Source: KNMI
From August 27, 1874 till November 3, 1877 the Netherlands had a cabinet Heemskerk - Van Lijnden van Sandenburg with the prime ministers Mr. J. Heemskerk Azn. (conservatief) and Mr. C.Th. baron Van Lijnden van Sandenburg (AR).
February 25 » Guangxu Emperor of Qing dynasty China begins his reign, under Empress Dowager Cixi's regency.
March 15 » Archbishop of New York John McCloskey is named the first cardinal in the United States.
May 17 » Aristides wins the first Kentucky Derby with the jockey Oliver Lewis (2:37.75)
May 20 » Signing of the Metre Convention by 17 nations leading to the establishment of the International System of Units.
July 9 » The Herzegovina Uprising against Ottoman rule begins, which would last until 1878 and have far-reaching implications throughout the Balkans.
August 22 » The Treaty of Saint Petersburg between Japan and Russia is ratified, providing for the exchange of Sakhalin for the Kuril Islands.
Day of death September 13, 1962
The temperature on September 13, 1962 was between 4.6 °C and 16.6 °C and averaged 11.9 °C. There was 0.1 mm of rain. There was 5.5 hours of sunshine (43%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
January 10 » Apollo program: NASA announces plans to build the C-5 rocket launch vehicle, which became known as the Saturn V Moon rocket, which launched every Apollo Moon mission.
February 16 » Flooding in the coastal areas of West Germany kills 315 and destroys the homes of about 60,000 people.
May 10 » Marvel Comics publishes the first issue of The Incredible Hulk.
September 6 » Archaeologist Peter Marsden discovers the first of the Blackfriars Ships dating back to the second century AD in the Blackfriars area of the banks of the River Thames in London.
October 11 » The Second Vatican Council becomes the first ecumenical council of the Roman Catholic Church in 92 years.
November 11 » Kuwait's National Assembly ratifies the Constitution of Kuwait.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I84060.php : accessed February 19, 2026), "Hendrik Boer (1875-1962)".
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