The temperature on July 27, 1911 was between 10.8 °C and 29.0 °C and averaged 21.4 °C. There was 13.4 hours of sunshine (85%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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.
February 18 » The first official flight with airmail takes place from Allahabad, United Provinces, British India (now India), when Henri Pequet, a 23-year-old pilot, delivers 6,500 letters to Naini, about 10 kilometres (6.2mi) away.
April 29 » Tsinghua University, one of mainland China's leading universities, is founded.
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.
September 7 » French poet Guillaume Apollinaire is arrested and put in jail on suspicion of stealing the Mona Lisa from the Louvre museum.
Day of death September 30, 1911
The temperature on September 30, 1911 was between 4.1 °C and 10.8 °C and averaged 8.8 °C. There was 11.3 mm of rain. The average windspeed was 5 Bft (very strong wind) and was prevailing from the southwest. 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/I138798.php : accessed February 16, 2026), "Gerrit van der Heide (1911-1911)".
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.