The temperature on June 10, 1890 was about 18.7 °C. The air pressure was 1 kgf/m2 and came mainly from the east-southeast. The airpressure was 75 cm mercury. The atmospheric humidity was 52%. Source: KNMI
March 4 » The longest bridge in Great Britain, the Forth Bridge in Scotland, measuring 1,710 feet (520m) long, is opened by the Duke of Rothesay, later King Edward VII.
June 1 » The United States Census Bureau begins using Herman Hollerith's tabulating machine to count census returns.
September 12 » Salisbury, Rhodesia, is founded.
September 25 » The United States Congress establishes Sequoia National Park.
October 12 » Uddevalla Suffrage Association is formed.
November 4 » City and South London Railway: London's first deep-level tube railway opens between King William Street and Stockwell.
Day of marriage May 10, 1919
The temperature on May 10, 1919 was between 9.2 °C and 21.4 °C and averaged 15.7 °C. There was 10.6 hours of sunshine (69%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 22 » Act Zluky is signed, unifying the Ukrainian People's Republic and the West Ukrainian National Republic.
June 14 » John Alcock and Arthur Whitten Brown depart from St. John's, Newfoundland on the first nonstop transatlantic flight.
June 21 » Admiral Ludwig von Reuter scuttles the German fleet at Scapa Flow, Orkney. The nine sailors killed are the last casualties of World War I.
July 21 » The dirigible Wingfoot Air Express crashes into the Illinois Trust and Savings Building in Chicago, killing 12 people.
August 11 » Germany's Weimar Constitution is signed into law.
November 11 » Latvian forces defeat the West Russian Volunteer Army at Riga in the Latvian War of Independence.
Day of death January 12, 1976
The temperature on January 12, 1976 was between 8.8 °C and 10.3 °C and averaged 9.6 °C. There was 0.1 mm of rain during 0.2 hours. There was 0.2 hours of sunshine (2%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
February 27 » The formerly Spanish territory of Western Sahara, under the auspices of the Polisario Front declares independence as the Sahrawi Arab Democratic Republic.
May 8 » The rollercoaster The New Revolution, the first steel coaster with a vertical loop, opens at Six Flags Magic Mountain.
June 25 » Missouri Governor Kit Bond issues an executive order rescinding the Extermination Order, formally apologizing on behalf of the state of Missouri for the suffering it had caused to members of The Church of Jesus Christ of Latter-day Saints.
July 4 » Israeli commandos raid Entebbe airport in Uganda, rescuing all but four of the passengers and crew of an Air France jetliner seized by Palestinian terrorists.
July 20 » The American Viking 1 lander successfully lands on Mars.
October 6 » Cubana de Aviación Flight 455 is destroyed by two bombs, placed on board by an anti-Castro militant group.
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/I106936.php : accessed October 12, 2026), "Wilhelm Heikamp (1890-1976)".
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.