The temperature on April 6, 1875 was about 13.4 °C. The air pressure was 10 kgf/m2 and came mainly from the south-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 44%. 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.
April 4 » Vltava, composed by Czech composer Bedřich Smetana and also known by its German name Die Moldau, premiered in Prague.
April 10 » India: Arya Samaj is founded in Mumbai by Swami Dayananda Saraswati to propagate his goal of social reform.
May 20 » Signing of the Metre Convention by 17 nations leading to the establishment of the International System of Units.
September 3 » The first official game of polo is played in Argentina after being introduced by British ranchers.
October 22 » First telegraphic connection in Argentina.
Day of death September 23, 1957
The temperature on September 23, 1957 was between 12.9 °C and 17.9 °C and averaged 15.8 °C. There was 14.6 mm of rain during 5.7 hours. There was 1.9 hours of sunshine (16%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
March 4 » The S&P 500 stock market index is introduced, replacing the S&P 90.
March 9 » The 8.6 Mw Andreanof Islands earthquake shakes the Aleutian Islands, causing over $5 million in damage from ground movement and a destructive tsunami.
April 10 » The Suez Canal is reopened for all shipping after being closed for three months.
September 19 » Plumbbob Rainier becomes the first nuclear explosion to be entirely contained underground, producing no fallout.
October 4 » Sputnik 1 becomes the first artificial satellite to orbit the Earth.
December 20 » The initial production version of the Boeing 707 makes its first flight.
When copying data from this family tree, please include a reference to the origin: Louis Kramer, "Kramer Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/kramer_stamboom/I581788.php : accessed February 22, 2026), "Harm Vos (1875-1957)".
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