The temperature on December 26, 1887 was about -2.6 °C. There was 0.4 mm of rain. The air pressure was 16 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 80%. 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.
April 10 » On Easter Sunday, Pope Leo XIII authorizes the establishment of the Catholic University of America.
June 8 » Herman Hollerith applies for US patent #395,781 for the 'Art of Compiling Statistics', which was his punched card calculator.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
July 6 » David Kalākaua, monarch of the Kingdom of Hawaii, is forced to sign the Bayonet Constitution, which transfers much of the king's authority to the Legislature of the Kingdom of Hawaii.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
October 1 » Balochistan is conquered by the British Empire.
Day of marriage May 9, 1908
The temperature on May 9, 1908 was between 9.3 °C and 17.0 °C and averaged 13.7 °C. There was 3.7 hours of sunshine (24%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. 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 15 » The Alpha Kappa Alpha sorority becomes the first Greek-letter organization founded and established by African American college women.
April 8 » Harvard University votes to establish the Harvard Business School.
April 16 » Natural Bridges National Monument is established in Utah.
May 10 » Mother's Day is observed for the first time in the United States, in Grafton, West Virginia.
June 18 » The University of the Philippines is established.
July 1 » SOS is adopted as the international distress signal.
Day of death May 7, 1960
The temperature on May 7, 1960 was between 8.6 °C and 22.6 °C and averaged 16.4 °C. There was 11.3 hours of sunshine (74%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 19 » Japan and the United States sign the US–Japan Mutual Security Treaty
April 9 » Dr Hendrik Verwoerd, Prime Minister of South Africa and architect of apartheid, narrowly survives an assassination attempt by a white farmer, David Pratt in Johannesburg.
May 22 » The Great Chilean earthquake, measuring 9.5 on the moment magnitude scale, hits southern Chile, becoming the most powerful earthquake ever recorded.
September 14 » Congo Crisis: With CIA help, Mobutu Sese Seko seizes power in a military coup, suspending parliament and the constitution.
September 22 » The Sudanese Republic is renamed Mali after the withdrawal of Senegal from the Mali Federation.
December 17 » Troops loyal to Emperor Haile Selassie in Ethiopia crush the coup that began December 13, returning power to their leader upon his return from Brazil. Haile Selassie absolves his son of any guilt.
When copying data from this family tree, please include a reference to the origin: hemelop, "Dijkman family tree", database, Genealogy Online (https://www.genealogieonline.nl/dijkman-stamboom/I11.php : accessed February 16, 2026), "Hendrika Ardon (1887-1960)".
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.