The temperature on December 1, 1910 was between 2.5 °C and 4.7 °C and averaged 3.6 °C. There was 7.9 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
February 8 » The Boy Scouts of America is incorporated by William D. Boyce.
March 3 » Rockefeller Foundation: John D. Rockefeller Jr. announces his retirement from managing his businesses so that he can devote all his time to philanthropy.
April 12 » SMSZrínyi, one of the last pre-dreadnought battleships built by the Austro-Hungarian Navy, is launched.
June 25 » The United States Congress passes the Mann Act, which prohibits interstate transport of women or girls for “immoral purposes”; the ambiguous language would be used to selectively prosecute people for years to come.
August 29 » The Japan–Korea Treaty of 1910, also known as the Japan–Korea Annexation Treaty, becomes effective, officially starting the period of Japanese rule in Korea.
October 11 » Piloted by Arch Hoxsey, Theodore Roosevelt becomes the first U.S. president to fly in an airplane.
Day of death January 27, 1967
The temperature on January 27, 1967 was between 1.7 °C and 9.3 °C and averaged 5.0 °C. There was 0.6 mm of rain during 0.8 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
February 4 » Lunar Orbiter program: Lunar Orbiter 3 lifts off from Cape Canaveral's Launch Complex 13 on its mission to identify possible landing sites for the Surveyor and Apollo spacecraft.
February 10 » The 25th Amendment to the United States Constitution is ratified.
March 14 » The body of U.S. President John F. Kennedy is moved to a permanent burial place at Arlington National Cemetery.
May 8 » The Philippine province of Davao is split into three: Davao del Norte, Davao del Sur, and Davao Oriental.
June 8 » Six-Day War: The USS Liberty incident occurs, killing 34 and wounding 171.
June 12 » The United States Supreme Court in Loving v. Virginia declares all U.S. state laws which prohibit interracial marriage to be unconstitutional.
When copying data from this family tree, please include a reference to the origin: Hildo Onstenk, "Family tree Onstenk", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-onstenk/X463.php : accessed March 4, 2026), "Catharinus Wilhelmus Helvensteijn (1910-1967)".
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.