Erfgoed Leiden eo: Huwelijksakten 1935, archiefnummer 1005, Archief van de ambtenaar van de Burgerlijke Stand van Leiden, 1929-1993, inventarisnummer 65, aktenummer 413 Gemeente Leiden
The temperature on January 7, 1911 was between 0.1 °C and 4.5 °C and averaged 2.1 °C. There was 1.5 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
March 29 » The M1911 .45 ACP pistol becomes the official U.S. Army side arm.
May 23 » The New York Public Library is dedicated.
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.
July 24 » Hiram Bingham III re-discovers Machu Picchu, "the Lost City of the Incas".
August 14 » United States Senate leaders agree to rotate the office of President pro tempore of the Senate among leading candidates to fill the vacancy left by William P. Frye's death.
August 29 » The Canadian Naval Service becomes the Royal Canadian Navy.
Day of marriage September 4, 1935
The temperature on September 4, 1935 was between 9.4 °C and 19.1 °C and averaged 13.5 °C. There was 8.6 mm of rain during 2.3 hours. There was 1.4 hours of sunshine (10%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
February 12 » USSMacon, one of the two largest helium-filled airships ever created, crashes into the Pacific Ocean off the coast of California and sinks.
May 24 » The first night game in Major League Baseball history is played in Cincinnati, Ohio, with the Cincinnati Reds beating the Philadelphia Phillies 2–1 at Crosley Field.
July 16 » The world's first parking meter is installed in Oklahoma City, Oklahoma.
August 31 » In an attempt to stay out of the growing tensions concerning Germany and Japan, the United States passes the first of its Neutrality Acts.
December 9 » Student protests in Beiping (now Beijing)'s Tiananmen Square, dispersed by government.
December 12 » Lebensborn Project, a Nazi reproduction program, is founded by Heinrich Himmler.
When copying data from this family tree, please include a reference to the origin: R.A.Hemerik, "Descendants Hemerik-Broekhuizen-Huner-Koper-Barink", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-hemerik/I112633.php : accessed February 5, 2026), "Maria Johanna Duffels (1911-)".
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