Geboorte op 22 maart 1915 te Maastricht = Vader Matheus Alexis Plantaz Moeder Mina Servaes = Kind (mannelijk) Guillaume Plantaz, geboren op 22 maart 1915 te Maastricht = Bronvermelding Regionaal Historisch Centrum Limburg, BS Geboorte; Burgerlijke Stand in Limburg, Maastricht, archief 12.059, inventarisnummer 72, 23 maart 1915, aktenummer 268
Regionaal Historisch Centrum Limburg, BS Geboorte; Burgerlijke Stand in Limburg, Maastricht, archief 12.059, inventarisnummer 72, 23 maart 1915, aktenummer 268
The temperature on March 22, 1915 was between -1.3 °C and 13.5 °C and averaged 6.8 °C. There was 0.1 mm of rain. There was 9.7 hours of sunshine (79%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 13 » The 6.7 Mw Avezzano earthquake shakes the Province of L'Aquila in Italy with a maximum Mercalli intensity of XI (Extreme), killing between 29,978–32,610.
January 18 » Japan issues the "Twenty-One Demands" to the Republic of China in a bid to increase its power in East Asia.
March 20 » Albert Einstein publishes his general theory of relativity.
March 26 » The Vancouver Millionaires win the 1915 Stanley Cup Finals, the first championship played between the Pacific Coast Hockey Association and the National Hockey Association.
July 25 » RFC Captain Lanoe Hawker becomes the first British pursuit aviator to earn the Victoria Cross.
August 29 » US Navy salvage divers raise F-4, the first U.S. submarine sunk in an accident.
When copying data from this family tree, please include a reference to the origin: A.R. Servaes, "Family tree Servaes, Maastricht/Venlo/Straelen/Neuss/Düsseldorf", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-servaes/I3349.php : accessed January 23, 2026), "Guillaume Plantaz (1915-)".
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