The temperature on July 29, 1878 was about 16.9 °C. There was 0.1 mm of rain. The air pressure was 2 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 73%. Source: KNMI
In The Netherlands , there was from November 3, 1877 to August 20, 1879 the cabinet Kappeijne van de Coppello, with Mr. J. Kappeijne van de Coppello (liberaal) as prime minister.
February 18 » John Tunstall is murdered by outlaw Jesse Evans, sparking the Lincoln County War in Lincoln County, New Mexico.
March 3 » The Russo-Turkish War ends with Bulgaria regaining its independence from the Ottoman Empire according to the Treaty of San Stefano.
March 24 » The British frigate HMSEurydice sinks, killing more than 300.
May 14 » The last witchcraft trial held in the United States begins in Salem, Massachusetts, after Lucretia Brown, an adherent of Christian Science, accused Daniel Spofford of attempting to harm her through his mental powers.
June 15 » Eadweard Muybridge takes a series of photographs to prove that all four feet of a horse leave the ground when it runs; the study becomes the basis of motion pictures.
July 1 » Canada joins the Universal Postal Union.
Day of marriage April 29, 1905
The temperature on April 29, 1905 was between 7.8 °C and 14.2 °C and averaged 10.6 °C. There was 2.1 hours of sunshine (14%). 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 1, 1901 to August 16, 1905 the cabinet Kuijper, with Dr. A. Kuijper (AR) as prime minister.
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.
January 26 » The world's largest diamond ever, the Cullinan weighing 3,106.75 carats (0.621350kg), is found at the Premier Mine near Pretoria in South Africa.
August 10 » Russo-Japanese War: Peace negotiations begin in Portsmouth, New Hampshire.
August 20 » Sun Yat-sen, Chinese revolutionary, forms the first chapter of T'ung Meng Hui, a union of all secret societies determined to bringing down the Manchus.
September 5 » Russo-Japanese War: In New Hampshire, United States, the Treaty of Portsmouth, mediated by U.S. President Theodore Roosevelt, ends the war.
November 21 » Albert Einstein's paper that leads to the mass–energy equivalence formula, E=mc², is published in the journal Annalen der Physik.
December 11 » A workers' uprising occurs in Kiev, Ukraine (then part of the Russian Empire), and establishes the Shuliavka Republic.
Day of death April 25, 1958
The temperature on April 25, 1958 was between 6.6 °C and 12.0 °C and averaged 8.8 °C. There was 6.3 mm of rain during 5.5 hours. There was 3.3 hours of sunshine (23%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 22 » Egypt and Syria join to form the United Arab Republic.
March 17 » The United States launches the first solar-powered satellite.
March 24 » Rock 'n' roll teen idol Elvis Presley is drafted in the U.S. Army.
April 4 » The CND peace symbol is displayed in public for the first time in London.
May 30 » Memorial Day: The remains of two unidentified American servicemen, killed in action during World War II and the Korean War respectively, are buried at the Tomb of the Unknown Soldier in Arlington National Cemetery.
October 2 » Guinea declares its independence from France.
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/I46066.php : accessed October 8, 2026), "Pieter Heidema (1878-1958)".
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