April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
May 26 » Dracula, a Gothic horror novel by Irish author Bram Stoker, is published.
July 26 » Anglo-Afghan War: The Pashtun fakir Saidullah leads an army of more than 10,000 to begin a siege of the British garrison in the Malakand Agency of the North West Frontier Province of India.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
August 21 » Oldsmobile, an American automobile manufacturer and marque, is founded.
September 10 » Lattimer massacre: A sheriff's posse kills 19 unarmed striking immigrant miners in Lattimer, Pennsylvania, United States.
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The Family tree Velthuis-Delissen publication was prepared by Leo Velthuis (contact is not possible).
When copying data from this family tree, please include a reference to the origin: Leo Velthuis, "Family tree Velthuis-Delissen", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-velthuis-delissen/I19315.php : accessed June 4, 2024), "Evert Hagen (1859-????)".
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