The temperature on May 29, 1912 was between 6.4 °C and 18.0 °C and averaged 11.8 °C. There was 9.2 hours of sunshine (56%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
January 17 » British polar explorer Captain Robert Falcon Scott reaches the South Pole, one month after Roald Amundsen.
February 29 » The Piedra Movediza (Moving Stone) of Tandil falls and breaks.
March 6 » Italo-Turkish War: Italian forces become the first to use airships in war, as two dirigibles drop bombs on Turkish troops encamped at Janzur, from an altitude of 6,000 feet.
March 30 » Sultan Abd al-Hafid signs the Treaty of Fez, making Morocco a French protectorate.
June 8 » Carl Laemmle incorporates Universal Pictures.
October 24 » First Balkan War: The Battle of Kumanovo concludes with the Serbian victory against the Ottoman Empire.
Day of marriage May 15, 1939
The temperature on May 15, 1939 was between 8.7 °C and 14.2 °C and averaged 11.2 °C. There was 1.6 mm of rain during 2.6 hours. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
March 17 » Second Sino-Japanese War: Battle of Nanchang between the Kuomintang and Japan begins.
April 1 » Spanish Civil War: Generalísimo Francisco Franco of the Spanish State announces the end of the Spanish Civil War, when the last of the Republican forces surrender.
August 15 » The Wizard of Oz premieres at Grauman's Chinese Theater in Los Angeles, California.
September 10 » World War II: The submarine HMSOxley is mistakenly sunk by the submarine HMSTriton near Norway and becomes the Royal Navy's first loss of a submarine in the war.
September 17 » World War II: The Soviet invasion of Poland begins.
November 8 » In Munich, Adolf Hitler narrowly escapes the assassination attempt of Georg Elser while celebrating the 16th anniversary of the Beer Hall Putsch.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I91283.php : accessed May 8, 2025), "Johannes Wilhelmus Haverkamp (1912-)".
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