The temperature on May 6, 1883 was about 19.7 °C. The air pressure was 4 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 44%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
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.
March 28 » Tonkin Campaign: French victory in the Battle of Gia Cuc.
August 12 » The last quagga dies at the Natura Artis Magistra, a zoo in Amsterdam, Netherlands.
August 21 » An F5 tornado strikes Rochester, Minnesota, leading to the creation of the Mayo Clinic.
September 8 » The Northern Pacific Railway (reporting mark NP) was completed in a ceremony at Gold Creek, Montana. Former president Ulysses S. Grant drove in the final "golden spike" in an event attended by rail and political luminaries.
October 20 » Peru and Chile sign the Treaty of Ancón, by which the Tarapacá province is ceded to the latter, bringing an end to Peru's involvement in the War of the Pacific.
December 16 » Tonkin Campaign: French forces capture the Sơn Tây citadel.
Day of marriage November 19, 1908
The temperature on November 19, 1908 was between 1.7 °C and 8.9 °C and averaged 6.1 °C. There was 8.1 mm of rain. There was 2.0 hours of sunshine (23%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
January 21 » New York City passes the Sullivan Ordinance, making it illegal for women to smoke in public, only to have the measure vetoed by the mayor.
March 9 » Inter Milan was founded on Football Club Internazionale, following a schism from A.C. Milan.
June 18 » The University of the Philippines is established.
June 27 » A group of Vietnamese tirailleurs conducts a failed attempt to poison the entire French army's garrison in the Hanoi Citadel with the aim to make way for Hoàng Hoa Thám's rebel army to capture Hanoi.
July 26 » United States Attorney General Charles Joseph Bonaparte issues an order to immediately staff the Office of the Chief Examiner (later renamed the Federal Bureau of Investigation).
December 28 » The 7.1 Mw Messina earthquake shakes Southern Italy with a maximum Mercalli intensity of XI (Extreme), killing between 75,000 and 200,000.
Day of death July 19, 1948
The temperature on July 19, 1948 was between 9.3 °C and 20.2 °C and averaged 15.7 °C. There was 0.3 mm of rain during 0.5 hours. There was 5.0 hours of sunshine (31%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
January 30 » British South American Airways' Tudor IV Star Tiger disappears over the Bermuda Triangle.
May 26 » The U.S. Congress passes Public Law 80-557, which permanently establishes the Civil Air Patrol as an auxiliary of the United States Air Force.
June 16 » Members of the Malayan Communist Party kill three British plantation managers in Sungai Siput; in response, British Malaya declares a state of emergency.
July 29 » Olympic Games: The Games of the XIV Olympiad: After a hiatus of 12 years caused by World War II, the first Summer Olympics to be held since the 1936 Summer Olympics in Berlin, open in London.
September 18 » Margaret Chase Smith of Maine becomes the first woman elected to the United States Senate without completing another senator's term.
October 29 » Israeli-Palestinian conflict: Safsaf massacre: Israeli soldiers capture the Palestinian village of Safsaf in the Galilee; after, between 52 and 64 villagers are massacred by the IDF.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I59714.php : accessed October 24, 2026), "Johannes Slaaf (1883-1948)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.