The temperature on March 22, 1957 was between 1.1 °C and 14.1 °C and averaged 7.7 °C. There was 7.4 hours of sunshine (60%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
April 30 » Supplementary Convention on the Abolition of Slavery entered into force.
July 26 » Carlos Castillo Armas, dictator of Guatemala, is assassinated.
July 28 » Heavy rain and a mudslide in Isahaya, western Kyushu, Japan, kills 992.
September 2 » President Ngô Đình Diệm of South Vietnam becomes the first foreign head of state to make a state visit to Australia.
November 8 » Pan Am Flight 7 disappears between San Francisco and Honolulu. Wreckage and bodies are discovered a week later.
November 14 » The "Apalachin Meeting" in rural Tioga County in upstate New York is raided by law enforcement; many high level Mafia figures are arrested while trying to flee.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I159521.php : accessed February 5, 2026), "Edmondus Petrus Adrianus Adams (± 1947-1957)".
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