The temperature on December 7, 1887 was about 1.7 °C. There was 4 mm of rain. The air pressure was 24 kgf/m2 and came mainly from the southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 94%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
February 23 » The French Riviera is hit by a large earthquake, killing around 2,000.
April 28 » A week after being arrested by the Prussian Secret Police, French police inspector Guillaume Schnaebelé is released on order of William I, German Emperor, defusing a possible war.
June 8 » Herman Hollerith applies for US patent #395,781 for the 'Art of Compiling Statistics', which was his punched card calculator.
June 23 » The Rocky Mountains Park Act becomes law in Canada creating the nation's first national park, Banff National Park.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
November 13 » Bloody Sunday clashes in central London.
Day of marriage April 14, 1917
The temperature on April 14, 1917 was between 1.2 °C and 10.8 °C and averaged 6.4 °C. There was 3.6 hours of sunshine (26%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
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.
February 5 » The Congress of the United States passes the Immigration Act of 1917 over President Woodrow Wilson's veto.
February 5 » The current constitution of Mexico is adopted, establishing a federal republic with powers separated into independent executive, legislative, and judicial branches.
May 18 » World War I: The Selective Service Act of 1917 is passed, giving the President of the United States the power of conscription.
October 4 » World War I: The Battle of Broodseinde is fought between the British and German armies in Flanders.
December 6 » Halifax Explosion: A munitions explosion near Halifax, Nova Scotia kills more than 1,900 people in the largest artificial explosion up to that time.
December 18 » The resolution containing the language of the Eighteenth Amendment to enact Prohibition is passed by the United States Congress.
Day of death May 15, 1974
The temperature on May 15, 1974 was between 9.1 °C and 17.7 °C and averaged 12.4 °C. There was -0.1 mm of rain. There was 7.2 hours of sunshine (46%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. 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.
February 4 » The Symbionese Liberation Army kidnaps Patty Hearst in Berkeley, California.
March 29 » NASA's Mariner 10 becomes the first space probe to fly by Mercury.
July 23 » The Greek military junta collapses, and former Prime Minister Konstantinos Karamanlis is invited to lead the new government, beginning Greece's metapolitefsi era.
July 28 » Spetsgruppa A, Russia's elite special force, was formed.
September 12 » Emperor Haile Selassie of Ethiopia, 'Messiah' of the Rastafari movement, is deposed following a military coup by the Derg, ending a reign of 58 years.
November 20 » The United States Department of Justice files its final anti-trust suit against AT&T Corporation. This suit later leads to the breakup of AT&T and its Bell System.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I17514.php : accessed October 12, 2026), "Pietje Pitstra (1887-1974)".
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.