The temperature on April 10, 1957 was between 4.3 °C and 10.2 °C and averaged 6.8 °C. There was 1.2 hours of sunshine (9%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
January 31 » Eight people (5 total crew from 2 aircraft and 3 on the ground) in Pacoima, California are killed following the mid-air collision between a Douglas DC-7 airliner and a Northrop F-89 Scorpion fighter jet.
February 22 » Ngô Đình Diệm of South Vietnam survives a communist shooting assassination attempt in Buôn Ma Thuột.
March 25 » United States Customs seizes copies of Allen Ginsberg's poem "Howl" on obscenity grounds.
July 11 » Prince Karim Husseini Aga Khan IV inherits the office of Imamat as the 49th Imam of Shia Imami Ismai'li worldwide, after the death of Sir Sultan Mahommed Shah Aga Khan III.
November 7 » Cold War: The Gaither Report calls for more American missiles and fallout shelters.
November 8 » Operation Grapple X, Round C1: The United Kingdom conducts its first successful hydrogen bomb test over Kiritimati in the Pacific.
When copying data from this family tree, please include a reference to the origin: Rolf Kapma, "Family tree Kapma", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kapma/I9195.php : accessed June 15, 2024), "Sjoukje Kielstra (1869-1957)".
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