The temperature on June 26, 1889 was about 25.5 °C. The air pressure was 10 kgf/m2 and came mainly from the north. The airpressure was 76 cm mercury. The atmospheric humidity was 45%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
January 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
February 9 » US president Grover Cleveland signs a bill elevating the United States Department of Agriculture to a Cabinet-level agency.
February 11 » Meiji Constitution of Japan is adopted.
August 13 » William Gray of Hartford, Connecticut is granted United States Patent Number 408,709 for "Coin-controlled apparatus for telephones."
October 24 » Henry Parkes delivers the Tenterfield Oration, effectively starting the federation process in Australia.
Day of marriage April 13, 1910
The temperature on April 13, 1910 was between 8.6 °C and 15.3 °C and averaged 11.9 °C. There was 8.2 mm of rain. There was 1.2 hours of sunshine (9%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 1 » Captain David Beatty is promoted to Rear admiral, and becomes the youngest admiral in the Royal Navy (except for Royal family members) since Horatio Nelson.
March 28 » Henri Fabre becomes the first person to fly a seaplane, the Fabre Hydravion, after taking off from a water runway near Martigues, France.
April 12 » SMSZrínyi, one of the last pre-dreadnought battleships built by the Austro-Hungarian Navy, is launched.
April 28 » Frenchman Louis Paulhan wins the 1910 London to Manchester air race, the first long-distance aeroplane race in England.
June 25 » Igor Stravinsky's ballet The Firebird is premiered in Paris, bringing him to prominence as a composer.
July 4 » The Johnson–Jeffries riots occur after African-American boxer Jack Johnson knocks out white boxer Jim Jeffries in the 15th round. Between 11 and 26 people are killed and hundreds more injured.
Day of death November 29, 1971
The temperature on November 29, 1971 was between -0.8 °C and 8.3 °C and averaged 5.0 °C. There was 5.3 mm of rain during 9.2 hours. The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
April 23 » Bangladesh Liberation War: The Pakistan Army and Razakars massacre approximately 3,000 Hindu emigrants in the Jathibhanga area of East Pakistan (now Bangladesh).
May 19 » Mars probe program: Mars 2 is launched by the Soviet Union.
September 3 » Qatar becomes an independent state.
November 15 » Intel releases the world's first commercial single-chip microprocessor, the 4004.
December 4 » The Indian Navy attacks the Pakistan Navy and Karachi.
December 7 » Pakistan President Yahya Khan announces the formation of a coalition government with Nurul Amin as Prime Minister and Zulfikar Ali Bhutto as Deputy Prime Minister.
When copying data from this family tree, please include a reference to the origin: J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I17213.php : accessed January 19, 2026), "Roelof Schonewille (1889-1971)".
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