The temperature on June 30, 1886 was about 16.5 °C. The air pressure was 12 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 57%. 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.
May 4 » Haymarket affair: A bomb is thrown at policemen trying to break up a labor rally in Chicago, United States, killing eight and wounding 60. The police fire into the crowd.
May 8 » Pharmacist John Pemberton first sells a carbonated beverage named "Coca-Cola" as a patent medicine.
May 29 » The pharmacist John Pemberton places his first advertisement for Coca-Cola, which appeared in The Atlanta Journal.
June 13 » A fire devastates much of Vancouver, British Columbia.
September 4 » American Indian Wars: After almost 30 years of fighting, Apache leader Geronimo, with his remaining warriors, surrenders to General Nelson Miles in Arizona.
October 28 » President Cleveland dedicates the Statue of Liberty.
Day of marriage May 21, 1913
The temperature on May 21, 1913 was between 8.2 °C and 17.5 °C and averaged 12.8 °C. There was 1.2 hours of sunshine (8%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
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.
January 3 » An Atlantic coast storm sets the lowest confirmed barometric pressure reading for a non-tropical system in the continental United States.
February 21 » Ioannina is incorporated into the Greek state after the Balkan Wars.
April 4 » First Balkan War: Greek aviator Emmanouil Argyropoulos becomes the first pilot to die in the Hellenic Air Force when his plane crashes.
April 8 » The 17th Amendment to the United States Constitution, requiring direct election of Senators, becomes law.
May 29 » Igor Stravinsky's ballet score The Rite of Spring receives its premiere performance in Paris, France, provoking a riot.
July 3 » Confederate veterans at the Great Reunion of 1913 reenact Pickett's Charge; upon reaching the high-water mark of the Confederacy they are met by the outstretched hands of friendship from Union survivors.
Day of death March 1, 1961
The temperature on March 1, 1961 was between 2.9 °C and 8.6 °C and averaged 5.7 °C. There was 1.0 hours of sunshine (9%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
When copying data from this family tree, please include a reference to the origin: H. Hamersma, "Het Eiland Schiermonnikoog", database, Genealogy Online (https://www.genealogieonline.nl/het-eiland-schiermonnikoog/I27872.php : accessed March 15, 2026), "Eduard Treffers (1886-1961)".
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