The temperature on January 12, 1890 was about 7.2 °C. There was 5 mm of rain. The air pressure was 6 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 100%. Source: KNMI
July 2 » The U.S. Congress passes the Sherman Antitrust Act.
July 3 » Idaho is admitted as the 43rd U.S. state.
July 10 » Wyoming is admitted as the 44th U.S. state.
September 12 » Salisbury, Rhodesia, is founded.
October 1 » Yosemite National Park is established by the U.S. Congress.
December 29 » Wounded Knee Massacre on Pine Ridge Indian Reservation, 300 Lakota are killed by the United States 7th Cavalry Regiment.
Day of death September 1, 1970
The temperature on September 1, 1970 was between 10.9 °C and 18.6 °C and averaged 15.2 °C. There was 7.4 hours of sunshine (54%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
March 31 » Explorer 1 re-enters the Earth's atmosphere after 12 years in orbit.
May 9 » Vietnam War: In Washington, D.C., 75,000 to 100,000 war protesters demonstrate in front of the White House.
September 5 » Jochen Rindt becomes the only driver to posthumously win the Formula One World Drivers' Championship (in 1970), after being killed in practice for the Italian Grand Prix.
September 12 » Dawson's Field hijackings: Palestinian terrorists blow up three hijacked airliners in Jordan, continuing to hold the passengers hostage in various undisclosed locations in Amman.
October 2 » An aircraft carrying the Wichita State University football team, administrators, and supporters crashes in Colorado, killing 31 people.
November 18 » U.S. President Richard Nixon asks the U.S. Congress for $155 million in supplemental aid for the Cambodian government.
When copying data from this family tree, please include a reference to the origin: Maria Vos-Blekemolen, "Family tree Groot, Schellinkhout", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-groot-schellinkhout/I519.php : accessed February 5, 2026), "Petrus Groot (1890-1970)".
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.