The temperature on May 13, 1879 was about 6.8 °C. The air pressure was 1 kgf/m2 and came mainly from the northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 92%. Source: KNMI
In The Netherlands , there was from November 3, 1877 to August 20, 1879 the cabinet Kappeijne van de Coppello, with Mr. J. Kappeijne van de Coppello (liberaal) as prime minister.
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
June 1 » Napoléon Eugène, the last dynastic Bonaparte, is killed in the Anglo-Zulu War.
July 1 » Charles Taze Russell publishes the first edition of the religious magazine The Watchtower.
September 18 » The Blackpool Illuminations are switched on for the first time.
October 8 » War of the Pacific: The Chilean Navy defeats the Peruvian Navy in the Battle of Angamos.
October 22 » Using a filament of carbonized thread, Thomas Edison tests the first practical electric incandescent light bulb (it lasts 13⁄2 hours before burning out).
December 28 » Tay Bridge disaster: The central part of the Tay Rail Bridge in Dundee, Scotland, United Kingdom collapses as a train passes over it, killing 75.
Day of marriage May 4, 1899
The temperature on May 4, 1899 was about 7.4 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 61%. Source: KNMI
February 2 » The Australian Premiers' Conference held in Melbourne decides to locate Australia's capital city, Canberra, between Sydney and Melbourne.
February 14 » Voting machines are approved by the U.S. Congress for use in federal elections.
March 27 » Emilio Aguinaldo leads Filipino forces for the only time during the Philippine–American War at the Battle of Marilao River.
June 12 » New Richmond tornado: The eighth deadliest tornado in U.S. history kills 117 people and injures around 200.
September 13 » Mackinder, Ollier and Brocherel make the first ascent of Batian (5,199 m - 17,058ft), the highest peak of Mount Kenya.
Day of death July 31, 1949
The temperature on July 31, 1949 was between 12.6 °C and 20.3 °C and averaged 16.9 °C. There was 1.0 mm of rain during 0.6 hours. There was 2.3 hours of sunshine (15%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
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 15 » Gerald Lankester Harding and Roland de Vaux begin excavations at Cave 1 of the Qumran Caves, where they will eventually discover the first seven Dead Sea Scrolls.
April 18 » The keel for the aircraft carrier USSUnited States is laid down at Newport News Drydock and Shipbuilding. However, construction is canceled five days later, resulting in the Revolt of the Admirals.
May 12 » Cold War: The Soviet Union lifts its blockade of Berlin.
June 19 » The first ever NASCAR race was held at Charlotte Speedway, where Jim Roper would win the inaugural event.
September 21 » The People's Republic of China is proclaimed.
December 4 » Sir Duncan George Stewart was fatally stabbed by Rosli Dhobi, a member leader of the Rukun 13, in Sibu, Sarawak, Malaysia during the British crown colony era in that state.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I17352.php : accessed February 5, 2026), "Aaltje de Leeuw (1879-1949)".
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