The temperature on May 11, 1910 was between 6.9 °C and 14.8 °C and averaged 10.2 °C. There was 2.8 mm of rain. There was 0.2 hours of sunshine (1%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the northeast. Source: KNMI
May 11 » An act of the U.S. Congress establishes Glacier National Park in Montana.
May 31 » The South Africa Act comes into force, establishing the Union of South Africa.
July 15 » In his book Clinical Psychiatry, Emil Kraepelin gives a name to Alzheimer's disease, naming it after his colleague Alois Alzheimer.
August 20 » Extremely dry and windy weather in the Inland Northwest of the United States causes several small wildfires to coalesce into the Great Fire of 1910, burning approximately 3million acres (12,000km) and killing 87 people.
September 22 » The Duke of York's Picture House opens in Brighton, now the oldest continually operating cinema in Britain.
October 20 » The hull of the RMSOlympic, sister-ship to the ill-fated RMS Titanic, is launched from the Harland and Wolff shipyard in Belfast.
Day of marriage July 11, 1939
The temperature on July 11, 1939 was between 9.1 °C and 19.2 °C and averaged 14.6 °C. There was 8.0 hours of sunshine (49%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
March 26 » Spanish Civil War: Nationalists begin their final offensive of the war.
March 30 » The Heinkel He 100 fighter sets a world airspeed record of 463mph (745km/h).
September 1 » Adolf Hitler signs an order to begin the systematic euthanasia of mentally ill and disabled people.
September 21 » Romanian Prime Minister Armand Călinescu is assassinated by the Iron Guard.
September 22 » World War II: A joint German–Soviet military parade in Brest-Litovsk is held to celebrate the successful invasion of Poland.
December 15 » Gone with the Wind (highest inflation adjusted grossing film) receives its premiere at Loew's Grand Theatre in Atlanta, Georgia, United States.
Day of death July 18, 1977
The temperature on July 18, 1977 was between 14.0 °C and 20.0 °C and averaged 16.0 °C. There was 11.3 mm of rain during 7.2 hours. There was 3.1 hours of sunshine (19%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-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.
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
March 4 » The 1977 Vrancea earthquake in eastern and southern Europe kills more than 1,500, mostly in Bucharest, Romania.
March 11 » The 1977 Hanafi Siege: More than 130 hostages held in Washington, D.C., by Hanafi Muslims are set free after ambassadors from three Islamic nations join negotiations.
June 7 » Five hundred million people watch the high day of the Silver Jubilee of Queen Elizabeth II begin on television.
July 22 » Chinese leader Deng Xiaoping is restored to power.
August 12 » The Sri Lanka Riots:, targeting the minority Sri Lankan Tamils, begin, less than a month after the United National Party came to power. Over 300 Tamils are killed.
November 26 » An unidentified hijacker named Vrillon, claiming to be the representative of the "Ashtar Galactic Command", takes over Britain's Southern Television for six minutes, starting at 5:12 pm.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I3302.php : accessed January 6, 2026), "Frans Willem Petrus van Schalkwyk (1910-1977)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.