March 6 » Bayer registers "Aspirin" as a trademark.
March 30 » German Society of Chemistry issues an invitation to other national scientific organizations to appoint delegates to the International Committee on Atomic Weights.
May 8 » The Irish Literary Theatre in Dublin produced its first play.
May 30 » Pearl Hart, a female outlaw of the Old West, robs a stage coach 30 miles southeast of Globe, Arizona.
September 23 » The American Asiatic Squadron destroys a Filipino battery at the Battle of Olongapo.
November 28 » The Second Boer War: a British column is engaged by Boer forces at the Battle of Modder River; although the Boers withdraw, the British suffer heavy casualties.
Day of death December 4, 1978
The temperature on December 4, 1978 was between -0.1 °C and 2.2 °C and averaged 1.0 °C. There was 3.4 mm of rain during 4.1 hours. The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
February 19 » Egyptian forces raid Larnaca International Airport in an attempt to intervene in a hijacking, without authorisation from the Republic of Cyprus authorities. The Cypriot National Guard and Police forces kill 15 Egyptian commandos and destroy the Egyptian C-130 transport plane in open combat.
March 15 » Somalia and Ethiopia signed a truce to end the Ethio-Somali War.
March 16 » A Balkan Bulgarian Airlines Tupolev Tu-134 crashes near Gabare, Bulgaria, killing 73.
April 1 » The Philippine College of Commerce, through a presidential decree, becomes the Polytechnic University of the Philippines.
June 11 » Altaf Hussain founds the student political movement All Pakistan Muhajir Students Organisation (APMSO) in Karachi University.
November 18 » In Jonestown, Guyana, Jim Jones led his Peoples Temple to a mass murder–suicide that claimed 918 lives in all, 909 of them in Jonestown itself, including over 270 children. Congressman Leo Ryan is murdered by members of the Peoples Temple hours earlier.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I80466.php : accessed February 21, 2026), "Harmke Kroon (1899-1978)".
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