The temperature on June 10, 1888 was about 17.1 °C. The air pressure was 10 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 63%. 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.
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
April 6 » Thomas Green Clemson dies, bequeathing his estate to the State of South Carolina to establish Clemson Agricultural College.
May 12 » In Southeast Asia, the North Borneo Chartered Company's territories become the British protectorate of North Borneo.
June 15 » Crown Prince Wilhelm becomes Kaiser Wilhelm II; he will be the last Emperor of the German Empire. Due to the death of his predecessors Wilhelm I and Frederick III, 1888 is the Year of the Three Emperors.
August 21 » The first successful adding machine in the United States is patented by William Seward Burroughs.
September 8 » In England, the first six Football League matches are played.
October 15 » The "From Hell" letter allegedly sent by Jack the Ripper is received by investigators.
Day of marriage April 13, 1909
The temperature on April 13, 1909 was between 5.5 °C and 11.4 °C and averaged 8.3 °C. There was 1.7 mm of rain. There was 8.8 hours of sunshine (64%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
April 27 » Sultan of Ottoman Empire Abdul Hamid II is overthrown, and is succeeded by his brother, Mehmed V.
August 24 » Workers start pouring concrete for the Panama Canal.
August 28 » A group of mid-level Greek Army officers launches the Goudi coup, seeking wide-ranging reforms.
September 7 » Eugène Lefebvre crashes a new French-built Wright biplane during a test flight at Juvisy, south of Paris, becoming the first aviator in the world to lose his life in a powered heavier-than-air craft.
December 4 » The Montreal Canadiens ice hockey club, the oldest surviving professional hockey franchise in the world, is founded as a charter member of the National Hockey Association.
Day of death July 20, 1969
The temperature on July 20, 1969 was between 15.3 °C and 21.6 °C and averaged 18.4 °C. There was 4.7 hours of sunshine (29%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
May 20 » The Battle of Hamburger Hill in Vietnam ends.
August 9 » Followers of Charles Manson murder pregnant actress Sharon Tate (wife of Roman Polanski), coffee heiress Abigail Folger, Polish actor Wojciech Frykowski, men's hairstylist Jay Sebring and recent high-school graduate Steven Parent.
October 9 » In Chicago, the National Guard is called in as demonstrations continue over the trial of the "Chicago Eight".
October 29 » The first-ever computer-to-computer link is established on ARPANET, the precursor to the Internet.
December 4 » Black Panther Party members Fred Hampton and Mark Clark are shot and killed during a raid by 14 Chicago police officers.
December 8 » Olympic Airways Flight 954 strikes a mountain outside of Keratea, Greece, killing 90 people in the worst crash of a Douglas DC-6 in history.
When copying data from this family tree, please include a reference to the origin: Reint Wever, "Family tree Wever", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-wever/R680.php : accessed January 28, 2026), "Harmanna Dubbelboer (1888-1969)".
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