The temperature on April 20, 1910 was between 5.6 °C and 11.9 °C and averaged 8.4 °C. There was 1.9 mm of rain. There was 9.4 hours of sunshine (66%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
March 8 » French aviator Raymonde de Laroche becomes the first woman to receive a pilot's license.
March 28 » Henri Fabre becomes the first person to fly a seaplane, the Fabre Hydravion, after taking off from a water runway near Martigues, France.
June 2 » Charles Rolls, a co-founder of Rolls-Royce Limited, becomes the first man to make a non-stop double crossing of the English Channel by plane.
July 4 » The Johnson–Jeffries riots occur after African-American boxer Jack Johnson knocks out white boxer Jim Jeffries in the 15th round. Between 11 and 26 people are killed and hundreds more injured.
December 3 » Modern neon lighting is first demonstrated by Georges Claude at the Paris Motor Show.
December 21 » An underground explosion at the Hulton Bank Colliery No. 3 Pit in Over Hulton, Westhoughton, England, kills 344 miners.
Day of marriage July 7, 1931
The temperature on July 7, 1931 was between 8.9 °C and 17.0 °C and averaged 13.7 °C. There was 2.9 mm of rain during 2.7 hours. The average windspeed was 2 Bft (weak wind) and was prevailing from the ??. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 14 » Alam Ara, India's first talking film, is released.
March 23 » Bhagat Singh, Shivaram Rajguru and Sukhdev Thapar are hanged for the killing of a deputy superintendent of police during the Indian independence movement.
March 25 » The Scottsboro Boys are arrested in Alabama and charged with rape.
July 1 » United Airlines begins service (as Boeing Air Transport).
September 30 » Start of "Die Voortrekkers" youth movement for Afrikaners in Bloemfontein, South Africa.
November 7 » The Chinese Soviet Republic is proclaimed on the anniversary of the October Revolution.
When copying data from this family tree, please include a reference to the origin: Bob Smith, "Family tree Smith", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-smith/I34086.php : accessed January 26, 2026), "Hermine Frederika Blankwaardt (1910-2014)".
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.