The temperature on June 5, 1911 was between 11.6 °C and 26.8 °C and averaged 19.5 °C. There was 12.1 hours of sunshine (73%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
January 30 » The destroyer USSTerry makes the first airplane rescue at sea saving the life of Douglas McCurdy ten miles from Havana, Cuba.
May 21 » President of Mexico Porfirio Díaz and the revolutionary Francisco Madero sign the Treaty of Ciudad Juárez to put an end to the fighting between the forces of both men, concluding the initial phase of the Mexican Revolution.
May 23 » The New York Public Library is dedicated.
June 22 » George V and Mary of Teck are crowned King and Queen of the United Kingdom of Great Britain and Ireland.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
October 9 » An accidental bomb explosion triggers the Wuchang Uprising against the Chinese monarchy.
Day of marriage April 30, 1936
The temperature on April 30, 1936 was between 6.0 °C and 12.6 °C and averaged 8.6 °C. There was 4.8 hours of sunshine (32%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
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/I208299.php : accessed February 11, 2026), "Roelf Mekkes (1911-)".
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