The temperature on June 4, 1908 was between 15.7 °C and 28.7 °C and averaged 21.2 °C. There was 3.3 mm of rain. There was 7.0 hours of sunshine (42%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. 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.
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
February 1 » Lisbon Regicide: King Carlos I of Portugal and Infante Luis Filipe are shot dead in Lisbon.
April 14 » Hauser Dam, a steel dam on the Missouri River in Montana, U.S., fails, sending a surge of water 25 to 30 feet (7.6 to 9.1m) high downstream.
June 18 » Japanese immigration to Brazil begins when 781 people arrive in Santos aboard the ship Kasato-Maru.
August 17 » Fantasmagorie, the first animated cartoon, created by Émile Cohl, is shown in Paris, France.
September 16 » The General Motors Corporation is founded.
November 28 » A mine explosion in Marianna, Pennsylvania, kills 154 men, leaving only one survivor.
Day of marriage May 30, 1934
The temperature on May 30, 1934 was between 3.5 °C and 19.7 °C and averaged 12.7 °C. There was 14.3 hours of sunshine (88%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
January 1 » A "Law for the Prevention of Genetically Diseased Offspring" comes into effect in Nazi Germany.
January 26 » The Apollo Theater reopens in Harlem, New York City.
March 24 » United States Congress passes the Tydings-McDuffie Act, allowing the Philippines to become a self-governing commonwealth.
August 19 » The German referendum of 1934 approves Hitler's appointment as head of state with the title of Führer.
December 11 » Bill Wilson, co-founder of Alcoholics Anonymous, takes his last drink and enters treatment for the final time.
December 29 » Japan renounces the Washington Naval Treaty of 1922 and the London Naval Treaty of 1930.
Day of death January 23, 1972
The temperature on January 23, 1972 was between 0.4 °C and 2.0 °C and averaged 1.2 °C. There was -0.1 mm of rain. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet Biesheuvel I, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
May 2 » In the early morning hours a fire breaks out at the Sunshine Mine located between Kellogg and Wallace, Idaho, killing 91 workers.
May 8 » Vietnam War: U.S. President Richard Nixon announces his order to place naval mines in major North Vietnamese ports in order to stem the flow of weapons and other goods to that nation.
June 16 » The largest single-site hydroelectric power project in Canada is inaugurated at Churchill Falls Generating Station.
September 6 » Munich massacre: Nine Israeli athletes die (along with a German policeman) at the hands of the Palestinian "Black September" terrorist group after being taken hostage at the Munich Olympic Games. Two other Israeli athletes were slain in the initial attack the previous day.
December 26 » Vietnam War: As part of Operation Linebacker II, 120 American B-52 Stratofortress bombers attacked Hanoi, including 78 launched from Andersen Air Force Base in Guam, the largest single combat launch in Strategic Air Command history.
December 30 » Vietnam War: The United States halts heavy bombing of North Vietnam.
When copying data from this family tree, please include a reference to the origin: Wim Helsdingen, "Family tree Helsdingen", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-helsdingen/I514.php : accessed February 18, 2026), "Johan Coenraad Helsdingen (1908-1972)".
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