The temperature on August 23, 1873 was about 15.2 °C. There was 6 mm of rain. The air pressure was 1 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 94%. Source: KNMI
From July 6, 1872 till August 27, 1874 the Netherlands had a cabinet De Vries - Fransen van de Putte with the prime ministers Mr. G. de Vries Azn. (liberaal) and I.D. Fransen van de Putte (liberaal).
February 18 » Bulgarian revolutionary leader Vasil Levski is executed by hanging in Sofia by the Ottoman authorities.
March 22 » The Spanish National Assembly abolishes slavery in Puerto Rico.
April 4 » The Kennel Club is founded, the oldest and first official registry of purebred dogs in the world.
August 23 » Albert Bridge in Chelsea, London opens.
September 18 » The bank Jay Cooke & Company declares bankruptcy, contributing to the Panic of 1873.
October 9 » A meeting at the U.S. Naval Academy establishes the U.S. Naval Institute.
Day of marriage May 11, 1907
The temperature on May 11, 1907 was between 10.7 °C and 26.6 °C and averaged 18.4 °C. There was 12.5 hours of sunshine (81%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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 9 » The Mud March is the first large procession organised by the National Union of Women's Suffrage Societies (NUWSS).
March 24 » The first issue of the Georgian Bolshevik newspaper Dro is published.
May 23 » The unicameral Parliament of Finland gathers for its first plenary session.
June 22 » The London Underground's Charing Cross, Euston and Hampstead Railway opens.
September 26 » Four months after the 1907 Imperial Conference, New Zealand and Newfoundland are promoted from colonies to dominions within the British Empire.
October 9 » Las Cruces, New Mexico is incorporated.
Day of death May 15, 1948
The temperature on May 15, 1948 was between 8.1 °C and 22.7 °C and averaged 16.2 °C. There was 14.0 hours of sunshine (89%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
February 25 » In a coup d'état led by Klement Gottwald, the Communist Party of Czechoslovakia takes control of government in Prague to end the Third Czechoslovak Republic.
May 20 » Generalissimo Chiang Kai-shek wins the 1948 Republic of China presidential election and is sworn in as the first President of the Republic of China at Nanjing.
June 22 » King George VI formally gives up the title "Emperor of India", half a year after Britain actually gave up its rule of India.
June 26 » Cold War: The first supply flights are made in response to the Berlin Blockade.
September 18 » Margaret Chase Smith of Maine becomes the first woman elected to the United States Senate without completing another senator's term.
November 1 » Six thousand people die when a Chinese merchant ship explodes and sinks off southern Manchuria.
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/I55724.php : accessed February 12, 2026), "Ytje Helder (1873-1948)".
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