March 14 » The Gold Standard Act is ratified, placing the United States currency on the gold standard.
March 24 » Mayor of New York City Robert Anderson Van Wyck breaks ground for a new underground "Rapid Transit Railroad" that would link Manhattan and Brooklyn.
April 14 » The Exposition Universelle begins.
July 9 » The Federation of Australia is given royal assent.
July 27 » Kaiser Wilhelm II makes a speech comparing Germans to Huns; for years afterwards, "Hun" would be a disparaging name for Germans.
August 14 » The Eight-Nation Alliance occupies Beijing, China, in a campaign to end the bloody Boxer Rebellion in China.
Day of marriage May 28, 1927
The temperature on May 28, 1927 was between 2.3 °C and 13.6 °C and averaged 8.2 °C. There was 1.3 mm of rain. There was 8.8 hours of sunshine (54%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
January 27 » Ibn Saud takes the title of King of Nejd.
May 1 » The Union Labor Life Insurance Company is founded by the American Federation of Labor.
June 27 » Prime Minister of Japan Tanaka Giichi convenes an eleven-day conference to discuss Japan's strategy in China. The Tanaka Memorial, a forged plan for world domination, is later claimed to be a secret report leaked from this conference.
June 29 » The Bird of Paradise, a U.S. Army Air Corps Fokker tri-motor, completes the first transpacific flight, from the mainland United States to Hawaii.
July 15 » Massacre of July 15, 1927: Eighty-nine protesters are killed by the Austrian police in Vienna.
December 19 » Three Indian revolutionaries, Ram Prasad Bismil, Roshan Singh and Ashfaqulla Khan, are executed by the British Raj for participation in the Kakori conspiracy.
Day of death December 30, 1960
The temperature on December 30, 1960 was between -1.1 °C and 4.0 °C and averaged 1.7 °C. There was 4.4 mm of rain during 4.6 hours. There was 0.4 hours of sunshine (5%). The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
March 17 » U.S. President Dwight D. Eisenhower signs the National Security Council directive on the anti-Cuban covert action program that will ultimately lead to the Bay of Pigs Invasion.
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.
June 17 » The Nez Perce tribe is awarded $4million for 7million acres (28,000km) of land undervalued at four cents/acre in the 1863 treaty.
July 11 » To Kill a Mockingbird by Harper Lee is first published, in the United States.
October 1 » Nigeria gains independence from the United Kingdom.
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: Hans Dunning, "Family tree Dunning", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-dunning/R4103.php : accessed March 10, 2026), "Geert Hartman (1900-1960)".
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.