April 29 » A landslide kills 70 people in Frank, in the District of Alberta, Canada.
July 1 » Start of first Tour de France bicycle race.
July 4 » The Philippine–American War is officially concluded.
July 19 » Maurice Garin wins the first Tour de France.
August 18 » German engineer Karl Jatho allegedly flies his self-made, motored gliding airplane four months before the first flight of the Wright brothers.
November 17 » The Russian Social Democratic Labour Party splits into two groups: The Bolsheviks (Russian for "majority") and Mensheviks (Russian for "minority").
Day of death May 11, 1977
The temperature on May 11, 1977 was between 5.8 °C and 16.4 °C and averaged 11.8 °C. There was 2.1 mm of rain during 1.1 hours. There was 0.3 hours of sunshine (2%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
January 18 » Australia's worst rail disaster occurs at Granville, Sydney killing 83.
April 7 » German Federal prosecutor Siegfried Buback and his driver are shot by two Red Army Faction members while waiting at a red light.
April 11 » London Transport's Silver Jubilee AEC Routemaster buses are launched.
April 21 » Annie opens on Broadway.
September 25 » About 4,200 people take part in the first running of the Chicago Marathon.
November 26 » An unidentified hijacker named Vrillon, claiming to be the representative of the "Ashtar Galactic Command", takes over Britain's Southern Television for six minutes, starting at 5:12 pm.
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/I83076.php : accessed December 25, 2025), "Menko Boersma (1903-1977)".
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