The temperature on July 6, 1911 was between 9.9 °C and 25.7 °C and averaged 19.1 °C. There was 13.7 hours of sunshine (83%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
May 31 » The RMS Titanic is launched in Belfast, Northern Ireland.
August 29 » Ishi, considered the last Native American to make contact with European Americans, emerges from the wilderness of northeastern California.
September 7 » French poet Guillaume Apollinaire is arrested and put in jail on suspicion of stealing the Mona Lisa from the Louvre museum.
September 20 » The White Star Line's RMSOlympic collides with the British warship HMSHawke.
November 19 » The Doom Bar in Cornwall claimed two ships, Island Maid and Angele, the latter killing the entire crew except the captain.
Day of marriage February 19, 1938
The temperature on February 19, 1938 was between -2.2 °C and 8.4 °C and averaged 2.3 °C. There was 8.9 hours of sunshine (87%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
February 4 » Adolf Hitler appoints himself as head of the Armed Forces High Command.
March 12 » Anschluss: German troops occupy and absorb Austria.
April 25 » U.S. Supreme Court delivers its opinion in Erie Railroad Co. v. Tompkins and overturns a century of federal common law.
June 25 » Dr. Douglas Hyde is inaugurated as the first President of Ireland.
July 10 » Howard Hughes begins a 91-hour airplane flight around the world that will set a new record.
July 20 » The United States Department of Justice files suit in New York City against the motion picture industry charging violations of the Sherman Antitrust Act in regards to the studio system. The case would eventually result in a break-up of the industry in 1948.
When copying data from this family tree, please include a reference to the origin: Rob Heesters, "Family tree Heesters Oisterwijk", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-heesters/I138.php : accessed January 14, 2026), "Petrus Adrianus Heesters (1911-)".
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