January 31 » Czechoslav Trade Union Association is founded in Prague.
May 26 » The original manuscript of William Bradford's history, "Of Plymouth Plantation" is returned to the Governor of Massachusetts by the Bishop of London after being taken during the American Revolutionary War.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
December 30 » The British Colony of Natal annexes Zululand.
Day of death May 16, 1970
The temperature on May 16, 1970 was between 11.4 °C and 17.4 °C and averaged 14.0 °C. There was 3.2 hours of sunshine (20%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
March 31 » Explorer 1 re-enters the Earth's atmosphere after 12 years in orbit.
July 8 » Richard Nixon delivers a special congressional message enunciating Native American self-determination as official US Indian policy, leading to the Indian Self-Determination and Education Assistance Act of 1975.
July 21 » After 11 years of construction, the Aswan High Dam in Egypt is completed.
November 1 » Club Cinq-Sept fire in Saint-Laurent-du-Pont, France kills 146 young people.
December 15 » Soviet spacecraft Venera 7 successfully lands on Venus. It is the first successful soft landing on another planet.
December 23 » The Democratic Republic of the Congo officially becomes a one-party state.
When copying data from this family tree, please include a reference to the origin: Johan Arie Eykelhoff, "Family tree Eykelhoff, Eijkelhoff", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eykelhoff-eijkelhoff/I442.php : accessed January 8, 2026), "Cornelis Blanken (1897-1970)".
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