January 31 » Czechoslav Trade Union Association is founded in Prague.
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.
May 26 » Dracula, a Gothic horror novel by Irish author Bram Stoker, is published.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
July 26 » Anglo-Afghan War: The Pashtun fakir Saidullah leads an army of more than 10,000 to begin a siege of the British garrison in the Malakand Agency of the North West Frontier Province of India.
September 10 » Lattimer massacre: A sheriff's posse kills 19 unarmed striking immigrant miners in Lattimer, Pennsylvania, United States.
Day of marriage February 28, 1929
The temperature on February 28, 1929 was between -12.9 °C and 2.6 °C and averaged -5.6 °C. There was 0.1 mm of rain. There was 4.6 hours of sunshine (43%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 9 » Members of the Viet Nam Quoc Dan Dang assassinated the labor recruiter Bazin, prompting a crackdown by French colonial authorities.
February 26 » President Calvin Coolidge signs an executive order establishing the 96,000 acre Grand Teton National Park in Wyoming.
June 8 » Margaret Bondfield is appointed Minister of Labour. She is the first woman appointed to the Cabinet of the United Kingdom.
July 24 » The Kellogg–Briand Pact, renouncing war as an instrument of foreign policy, goes into effect (it is first signed in Paris on August 27, 1928, by most leading world powers).
July 27 » The Geneva Convention of 1929, dealing with treatment of prisoners-of-war, is signed by 53 nations.
August 16 » The 1929 Palestine riots break out in Mandatory Palestine between Palestinian Arabs and Jews and continue until the end of the month. In total, 133 Jews and 116 Arabs are killed.
Day of death April 30, 1959
The temperature on April 30, 1959 was between 8.6 °C and 12.0 °C and averaged 10.5 °C. There was 1.8 mm of rain during 4.9 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
January 30 » The forces of the Sultanate of Muscat occupy the last strongholds of the Imamate of Oman, Saiq and Shuraijah, marking the end of Jebel Akhdar War in Oman.
February 19 » The United Kingdom grants Cyprus independence, which is formally proclaimed on August 16, 1960.
April 9 » Project Mercury: NASA announces the selection of the United States' first seven astronauts, whom the news media quickly dub the "Mercury Seven".
September 12 » Bonanza premieres, the first regularly scheduled TV program presented in color.
September 26 » Typhoon Vera, the strongest typhoon to hit Japan in recorded history, makes landfall, killing 4,580 people and leaving nearly 1.6 million others homeless.
December 3 » The current flag of Singapore is adopted, six months after Singapore became self-governing within the British Empire.
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/I109091.php : accessed October 22, 2026), "Johanna de Vries (1897-1959)".
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.