The temperature on August 4, 1909 was between 10.9 °C and 18.6 °C and averaged 14.2 °C. There was 5.1 hours of sunshine (33%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
February 12 » New Zealand's worst maritime disaster of the 20th century happens when the SSPenguin, an inter-island ferry, sinks and explodes at the entrance to Wellington Harbour.
April 11 » The city of Tel Aviv is founded.
April 18 » Joan of Arc is beatified in Rome.
May 31 » The National Negro Committee, forerunner to the National Association for the Advancement of Colored People (NAACP), convenes for the first time.
July 25 » Louis Blériot makes the first flight across the English Channel in a heavier-than-air machine from Calais to Dover, England, United Kingdom in 37 minutes.
September 7 » Eugène Lefebvre crashes a new French-built Wright biplane during a test flight at Juvisy, south of Paris, becoming the first aviator in the world to lose his life in a powered heavier-than-air craft.
Day of marriage May 16, 1936
The temperature on May 16, 1936 was between 10.9 °C and 21.6 °C and averaged 16.3 °C. There was 12.8 hours of sunshine (81%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
January 8 » Kashf-e hijab decree is made and immediately enforced by Reza Shah, Iran's head of state, banning the wearing of Islamic veils in public.
February 10 » Second Italo-Abyssinian War: Italian troops launched the Battle of Amba Aradam against Ethiopian defenders.
April 6 » Tupelo–Gainesville tornado outbreak: Another tornado from the same storm system as the Tupelo tornado hits Gainesville, Georgia, killing 203.
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 10 » Spanish Civil War: The Regional Defence Council of Aragon is dissolved by the Spanish Republic.
November 3 » Franklin D. Roosevelt is re-elected President of the United States.
Day of death January 21, 1967
The temperature on January 21, 1967 was between 4.3 °C and 8.9 °C and averaged 6.7 °C. There was 1.0 mm of rain during 2.1 hours. The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 14 » The New York Times reports that the U.S. Army is conducting secret germ warfare experiments.
June 7 » Six-Day War: Israeli soldiers enter Jerusalem.
June 14 » Mariner program: Mariner 5 is launched towards Venus.
July 29 » Vietnam War: Off the coast of North Vietnam the USSForrestal catches on fire in the worst U.S. naval disaster since World War II, killing 134.
November 9 » Apollo program: NASA launches the unmanned Apollo 4 test spacecraft atop the first Saturn V rocket from Cape Kennedy, Florida.
November 9 » The first issue of Rolling Stone magazine is published.
When copying data from this family tree, please include a reference to the origin: Jan Kaper, "Family tree Kaper", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kaper/I45366.php : accessed January 16, 2026), "Harko Bakker (1909-1967)".
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