The temperature on April 5, 1913 was between 5.8 °C and 16.6 °C and averaged 10.3 °C. There was 8.1 hours of sunshine (61%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
April 8 » The 17th Amendment to the United States Constitution, requiring direct election of Senators, becomes law.
May 30 » The Treaty of London is signed, ending the First Balkan War; Albania becomes an independent nation.
June 23 » Second Balkan War: The Greeks defeat the Bulgarians in the Battle of Doiran.
October 31 » Dedication of the Lincoln Highway, the first automobile highway across United States.
November 5 » King Otto of Bavaria is deposed by his cousin, Prince Regent Ludwig, who assumes the title Ludwig III.
November 9 » The Great Lakes Storm of 1913, the most destructive natural disaster ever to hit the lakes, reaches its greatest intensity after beginning two days earlier. The storm destroys 19 ships and kills more than 250 people.
Day of marriage May 20, 1936
The temperature on May 20, 1936 was between 8.4 °C and 19.1 °C and averaged 13.2 °C. There was 12.2 hours of sunshine (77%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
February 16 » The Popular Front wins the 1936 Spanish general election.
April 5 » Tupelo–Gainesville tornado outbreak: An F5 tornado kills 233 in Tupelo, Mississippi.
May 21 » Sada Abe is arrested after wandering the streets of Tokyo for days with her dead lover's severed genitals in her handbag. Her story soon becomes one of Japan's most notorious scandals.
August 14 » Rainey Bethea is hanged in Owensboro, Kentucky in the last known public execution in the United States.
November 8 » Spanish Civil War: Francoist troops fail in their effort to capture Madrid, but begin the 3-year Siege of Madrid afterwards.
December 21 » First flight of the Junkers Ju 88 multi-role combat aircraft.
Day of death December 24, 1966
The temperature on December 24, 1966 was between 0.1 °C and 5.5 °C and averaged 2.7 °C. There was 9.6 mm of rain during 6.7 hours. The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
May 6 » Myra Hindley and Ian Brady are sentenced to life imprisonment for the Moors murders in England.
May 15 » After a policy dispute, Prime Minister Nguyễn Cao Kỳ of South Vietnam's ruling junta launches a military attack on the forces of General Tôn Thất Đính, forcing him to abandon his command.
May 16 » The Communist Party of China issues the "May 16 Notice", marking the beginning of the Cultural Revolution.
July 2 » France conducts its first nuclear weapon test in the Pacific, on Moruroa Atoll.
October 5 » A reactor at the Enrico Fermi Nuclear Generating Station near Detroit suffers a partial meltdown.
November 4 » The Arno River floods Florence, Italy, to a maximum depth of 6.7m (22ft), leaving thousands homeless and destroying millions of masterpieces of art and rare books. Also Venice was submerged on the same day at its record all-time acqua alta of 194cm (76in).
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I525921.php : accessed March 15, 2026), "Hemmo Zijlstra (1913-1966)".
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