The temperature on February 9, 1888 was about 1.7 °C. There was 0.6 mm of rain. The airpressure was 76 cm mercury. The atmospheric humidity was 96%. 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.
June 29 » George Edward Gouraud records Handel's Israel in Egypt onto a phonograph cylinder, thought for many years to be the oldest known recording of music.
July 15 » The stratovolcano Mount Bandai erupts killing approximately 500 people, in Fukushima Prefecture, Japan.
August 21 » The first successful adding machine in the United States is patented by William Seward Burroughs.
September 22 » The first issue of National Geographic Magazine is published.
October 15 » The "From Hell" letter allegedly sent by Jack the Ripper is received by investigators.
October 17 » Thomas Edison files a patent for the Optical Phonograph (the first movie).
Day of marriage May 19, 1917
The temperature on May 19, 1917 was between 11.0 °C and 20.6 °C and averaged 15.4 °C. There was 0.3 mm of rain. There was 3.4 hours of sunshine (21%). The average windspeed was 2 Bft (weak wind) and was prevailing from the ??. Source: KNMI
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.
February 5 » The current constitution of Mexico is adopted, establishing a federal republic with powers separated into independent executive, legislative, and judicial branches.
March 2 » The enactment of the Jones–Shafroth Act grants Puerto Ricans United States citizenship.
March 26 » World War I: First Battle of Gaza: British troops are halted after 17,000 Turks block their advance.
June 13 » World War I: The deadliest German air raid on London of the war is carried out by Gotha G.IV bombers and results in 162 deaths, including 46 children, and 432 injuries.
July 31 » World War I: The Battle of Passchendaele begins near Ypres in West Flanders, Belgium.
October 26 » First World War: Brazil declares war on the Central Powers.
When copying data from this family tree, please include a reference to the origin: Hans Dunning, "Family tree Dunning", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-dunning/R1383.php : accessed January 27, 2026), "Berend Mertens (1888-????)".
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