July 2 » Jean Sibelius' Finlandia receives its première performance in Helsinki with the Helsinki Philharmonic Society conducted by Robert Kajanus.
July 2 » The first Zeppelin flight takes place on Lake Constance near Friedrichshafen, Germany.
July 19 » The first line of the Paris Métro opens for operation.
October 19 » Max Planck discovers Planck's law of black-body radiation.
December 18 » The Upper Ferntree Gully to Gembrook, Victoria Narrow-gauge (2ft 6 in or 762mm) Railway (now the Puffing Billy Railway) in Victoria, Australia is opened for traffic.
Day of marriage July 28, 1926
The temperature on July 28, 1926 was between 9.7 °C and 18.1 °C and averaged 14.0 °C. There was 7.6 mm of rain. There was 1.1 hours of sunshine (7%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I110055.php : accessed March 2, 2026), "Maria Catharina Roestenburg (1900-)".
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