Familie uit het Westland » Pieter Martinus Vellekoop (1875-1915)

Day of marriage December 22, 1897

• The temperature on December 22, 1897 was about -5.1 °C. The airpressure was 78 cm mercury. The atmospheric humidity was 100%. Source: KNMI
• Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• Regentes Emma (Huis van Oranje-Nassau) was from 1890 till 1898 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• In The Netherlands , there was from May 9, 1894 to July 27, 1897 the cabinet Roëll, with Jonkheer mr. J. Roëll (oud-liberaal) as prime minister.
• In The Netherlands , there was from July 27, 1897 to August 1, 1901 the cabinet Pierson, with Mr. N.G. Pierson (unie-liberaal) as prime minister.
• In the year 1897: Source: Wikipedia
  • The Netherlands had about 5.1 million citizens.
  • April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
  • June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
  • July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
  • August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
  • August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
  • September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.

Day of death February 20, 1915

• The temperature on February 20, 1915 was between -0.2 °C and 9.8 °C and averaged 4.5 °C. There was 1.7 mm of rain. There was 0.9 hours of sunshine (9%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
• Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• 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.
• In the year 1915: Source: Wikipedia
  • The Netherlands had about 6.3 million citizens.
  • January 13 » The 6.7 M_w  Avezzano earthquake shakes the Province of L'Aquila in Italy with a maximum Mercalli intensity of XI (Extreme), killing between 29,978–32,610.
  • January 18 » Japan issues the "Twenty-One Demands" to the Republic of China in a bid to increase its power in East Asia.
  • February 19 » World War I: The first naval attack on the Dardanelles begins when a strong Anglo-French task force bombards Ottoman artillery along the coast of Gallipoli.
  • May 22 » Lassen Peak erupts with a powerful force, the only volcano besides Mount St. Helens to erupt in the contiguous U.S. during the 20th century.
  • June 21 » The U.S. Supreme Court hands down its decision in Guinn v. United States 238 US 347 1915, striking down Oklahoma grandfather clause legislation which had the effect of denying the right to vote to blacks.
  • July 24 » The passenger ship SSEastland capsizes while tied to a dock in the Chicago River. A total of 844 passengers and crew are killed in the largest loss of life disaster from a single shipwreck on the Great Lakes.

Source: Wikipedia

• 1900 » Washakie, American tribal leader (b. 1798)
• 1907 » Henri Moissan, French chemist and academic, Nobel Prize laureate (b. 1852)
• 1910 » Boutros Ghali, Egyptian educator and politician, 9th Prime Minister of Egypt (b. 1846)
• 1916 » Klas Pontus Arnoldson, Swedish journalist and politician, Nobel Prize laureate (b. 1844)
• 1920 » Jacinta Marto, Portuguese saint (b. 1910)
• 1920 » Robert Peary, American admiral and explorer (b. 1856)