The temperature on March 29, 1886 was about 6.9 °C. There was 2 mm of rain. The air pressure was 66 kgf/m2 and came mainly from the southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 97%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
February 23 » Charles Martin Hall produced the first samples of aluminium from the electrolysis of aluminium oxide, after several years of intensive work. He was assisted in this project by his older sister, Julia Brainerd Hall.
May 1 » Rallies are held throughout the United States demanding the eight-hour work day, culminating in the Haymarket affair in Chicago, in commemoration of which May 1 is celebrated as International Workers' Day in many countries.
May 5 » The Bay View massacre: A militia fires into a crowd of protesters in Milwaukee, killing seven.
May 29 » The pharmacist John Pemberton places his first advertisement for Coca-Cola, which appeared in The Atlanta Journal.
June 26 » Henri Moissan isolated elemental Fluorine for the first time.
July 3 » The New-York Tribune becomes the first newspaper to use a linotype machine, eliminating typesetting by hand.
Day of marriage May 18, 1912
The temperature on May 18, 1912 was between 4.0 °C and 16.3 °C and averaged 11.2 °C. There was 7.0 hours of sunshine (44%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
March 6 » Italo-Turkish War: Italian forces become the first to use airships in war, as two dirigibles drop bombs on Turkish troops encamped at Janzur, from an altitude of 6,000 feet.
April 18 » The Cunard liner RMSCarpathia brings 705 survivors from the RMSTitanic to New York City.
May 5 » Pravda, the "voice" of the Communist Party of the Soviet Union, begins publication in Saint Petersburg.
August 6 » The Bull Moose Party meets at the Chicago Coliseum.
November 12 » The frozen bodies of Robert Scott and his men are found on the Ross Ice Shelf in Antarctica.
November 19 » First Balkan War: The Serbian Army captures Bitola, ending the five-century-long Ottoman rule of Macedonia.
Day of death March 18, 1942
The temperature on March 18, 1942 was between 7.5 °C and 11.9 °C and averaged 8.8 °C. There was 1.0 mm of rain during 0.7 hours. There was 1.6 hours of sunshine (13%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 1 » The Declaration by United Nations is signed by twenty-six nations.
February 19 » World War II: Nearly 250 Japanese warplanes attack the northern Australian city of Darwin, killing 243 people.
May 3 » World War II: Japanese naval troops invade Tulagi Island in the Solomon Islands during the first part of Operation Mo that results in the Battle of the Coral Sea between Japanese forces and forces from the United States and Australia.
May 22 » Mexico enters the Second World War on the side of the Allies.
July 16 » Holocaust: Vel' d'Hiv Roundup (Rafle du Vel' d'Hiv): The government of Vichy France orders the mass arrest of 13,152 Jews who are held at the Vélodrome d'Hiver in Paris before deportation to Auschwitz.
October 29 » The Holocaust: In the United Kingdom, leading clergymen and political figures hold a public meeting to register outrage over Nazi Germany's persecution of Jews.
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/I167170.php : accessed February 13, 2026), "Ringer Hamersma (1886-1942)".
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