The temperature on May 1, 1885 was about 15.3 °C. The air pressure was 2 kgf/m2 and came mainly from the west-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 56%. 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.
January 1 » Twenty-five nations adopt Sandford Fleming's proposal for standard time (and also, time zones).
January 4 » Sino-French War: French troops under General Oscar de Négrier defeat a numerically superior Qing force at Núi Bop in northern Vietnam.
June 9 » Treaty of Tientsin is signed to end the Sino-French War, with China eventually giving up Tonkin and Annam – most of present-day Vietnam – to France.
October 13 » The Georgia Institute of Technology is founded in Atlanta, Georgia.
November 17 » Serbo-Bulgarian War: The decisive Battle of Slivnitsa begins.
November 28 » Bulgarian victory in the Serbo-Bulgarian War preserves the Unification of Bulgaria.
Day of marriage May 21, 1904
The temperature on May 21, 1904 was between 4.0 °C and 11.5 °C and averaged 8.3 °C. There was -0.1 hours of sunshine (0%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
February 17 » Madama Butterfly receives its première at La Scala in Milan.
June 16 » Eugen Schauman assassinates Nikolay Bobrikov, Governor-General of Finland.
July 31 » Russo-Japanese War: Battle of Hsimucheng: Units of the Imperial Japanese Army defeat units of the Imperial Russian Army in a strategic confrontation.
December 3 » The Jovian moon Himalia is discovered by Charles Dillon Perrine at California's Lick Observatory.
December 6 » Theodore Roosevelt articulated his "Corollary" to the Monroe Doctrine, stating that the U.S. would intervene in the Western Hemisphere should Latin American governments prove incapable or unstable.
December 7 » Comparative fuel trials begin between warships HMSSpiteful and HMSPeterel: Spiteful was the first warship powered solely by fuel oil, and the trials led to the obsolescence of coal in ships of the Royal Navy.
Day of death May 18, 1975
The temperature on May 18, 1975 was between 9.9 °C and 14.8 °C and averaged 12.0 °C. There was 1.8 hours of sunshine (11%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) 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.
March 26 » The Biological Weapons Convention comes into force.
April 8 » Frank Robinson manages the Cleveland Indians in his first game as major league baseball's first African American manager.
June 12 » India, Judge Jagmohanlal Sinha of the city of Allahabad ruled that India's Prime Minister Indira Gandhi had used corrupt practices to win her seat in the Indian Parliament, and that she should be banned from holding any public office. Mrs. Gandhi sent word that she refused to resign.
August 20 » Viking program: NASA launches the Viking 1 planetary probe toward Mars.
August 23 » The Pontiac Silverdome opens in Pontiac, Michigan, 30 miles (48km) northwest of Detroit, Michigan
December 6 » The Troubles: Fleeing from the police, a Provisional IRA unit takes a British couple hostage in their flat on Balcombe Street, London, beginning a six-day siege.
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/I50305.php : accessed October 11, 2026), "Grietje Boonstra (1885-1975)".
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.