The temperature on January 4, 1908 was between -13.6 °C and 1.3 °C and averaged -7.2 °C. There was 6.6 hours of sunshine (84%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. 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.
January 15 » The Alpha Kappa Alpha sorority becomes the first Greek-letter organization founded and established by African American college women.
April 11 » SMSBlücher, the last armored cruiser to be built by the Imperial German Navy, is launched.
April 16 » Natural Bridges National Monument is established in Utah.
June 30 » The Tunguska Event, the largest impact event on Earth in human recorded history, resulting in a massive explosion over Eastern Siberia.
August 8 » Wilbur Wright makes his first flight at a racecourse at Le Mans, France. It is the Wright Brothers' first public flight.
October 1 » Ford Model T automobiles are offered for sale at a price of US$825.
Day of marriage September 7, 1944
The temperature on September 7, 1944 was between 10.0 °C and 17.7 °C and averaged 12.5 °C. There was 8.1 mm of rain during 8.1 hours. There was 0.5 hours of sunshine (4%). The average windspeed was 5 Bft (very strong wind) 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.
February 7 » World War II: In Anzio, Italy, German forces launch a counteroffensive during the Allied Operation Shingle.
April 26 » Georgios Papandreou becomes head of the Greek government-in-exile based in Egypt.
June 20 » World War II: The Battle of the Philippine Sea concludes with a decisive U.S. naval victory. The lopsided naval air battle is also known as the "Great Marianas Turkey Shoot".
July 25 » World War II: Operation Spring is one of the bloodiest days for the First Canadian Army during the war.
September 17 » World War II: Allied airborne troops parachute into the Netherlands as the "Market" half of Operation Market Garden.
November 4 » World War II: The 7th Macedonian Liberation Brigade liberates Bitola for the Allies.
Day of death February 13, 1975
The temperature on February 13, 1975 was between 4.7 °C and 7.3 °C and averaged 6.3 °C. There was 6.9 mm of rain during 4.8 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
April 2 » Vietnam War: Thousands of civilian refugees flee from Quảng Ngãi Province in front of advancing North Vietnamese troops.
July 12 » São Tomé and Príncipe declare independence from Portugal.
July 31 » The Troubles: Three members of a popular cabaret band and two gunmen are killed during a botched paramilitary attack in Northern Ireland.
August 23 » The Pontiac Silverdome opens in Pontiac, Michigan, 30 miles (48km) northwest of Detroit, Michigan
September 16 » Cape Verde, Mozambique, and São Tomé and Príncipe join the United Nations.
November 11 » Australian constitutional crisis of 1975: Australian Governor-General Sir John Kerr dismisses the government of Gough Whitlam, appoints Malcolm Fraser as caretaker Prime Minister and announces a general election to be held in early December.
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/I55065.php : accessed February 18, 2026), "Anna Maria Helena Heller (1908-1975)".
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