The temperature on August 15, 1874 was about 15.3 °C. The air pressure was 3 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 70%. 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).
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).
March 18 » Hawaii signs a treaty with the United States granting exclusive trade rights.
June 29 » Greek politician Charilaos Trikoupis publishes a manifesto in the Athens daily Kairoi entitled "Who's to Blame?" leveling complaints against King George. Trikoupis is elected Prime Minister of Greece the next year.
July 14 » The Chicago Fire of 1874 burns down 47 acres of the city, destroying 812 buildings, killing 20, and resulting in the fire insurance industry demanding municipal reforms from Chicago's city council.
August 5 » Japan launches its postal savings system, modeled after a similar system in the United Kingdom.
October 9 » The Universal Postal Union is created by the Treaty of Bern.
November 25 » The United States Greenback Party is established as a political party consisting primarily of farmers affected by the Panic of 1873.
Day of marriage May 3, 1902
The temperature on May 3, 1902 was between 6.1 °C and 13.8 °C and averaged 9.7 °C. There was 10.3 hours of sunshine (69%). Source: KNMI
March 7 » Second Boer War: Boers, led by Koos de la Rey, inflict the biggest defeat upon the British since the beginning of the war, at Tweebosch.
April 2 » "Electric Theatre", the first full-time movie theater in the United States, opens in Los Angeles.
April 18 » The 7.5 Mw Guatemala earthquake shakes Guatemala with a maximum Mercalli intensity of VIII (Severe), killing between 800–2,000.
April 20 » Pierre and Marie Curie refine radium chloride.
May 8 » In Martinique, Mount Pelée erupts, destroying the town of Saint-Pierre and killing over 30,000 people. Only a handful of residents survive the blast.
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/I49371.php : accessed October 8, 2026), "Jacobus van Os (1874-????)".
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