January 5 » Dreyfus affair: French army officer Alfred Dreyfus is stripped of his rank and sentenced to life imprisonment on Devil's Island.
February 1 » Fountains Valley, Pretoria, the oldest nature reserve in Africa, is proclaimed by President Paul Kruger.
October 4 » Horace Rawlins wins the first U.S. Open Men's Golf Championship.
October 21 » The Republic of Formosa collapses as Japanese forces invade.
November 5 » George B. Selden is granted the first U.S. patent for an automobile.
November 8 » While experimenting with electricity, Wilhelm Röntgen discovers the X-ray.
Day of death February 21, 1971
The temperature on February 21, 1971 was between 4.0 °C and 9.8 °C and averaged 6.6 °C. There was 2.2 mm of rain during 2.4 hours. There was 1.1 hours of sunshine (11%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 25 » Charles Manson and three female "Family" members are found guilty of the 1969 Tate–LaBianca murders.
January 25 » Idi Amin leads a coup deposing Milton Obote and becomes Uganda's president.
February 9 » The 6.5–6.7 Mw Sylmar earthquake hits the Greater Los Angeles Area with a maximum Mercalli intensity of XI (Extreme), killing 64 and injuring 2,000.
March 12 » The 1971 Turkish military memorandum is sent to the Süleyman Demirel government of Turkey and the government resigns.
November 15 » Intel releases the world's first commercial single-chip microprocessor, the 4004.
December 7 » Pakistan President Yahya Khan announces the formation of a coalition government with Nurul Amin as Prime Minister and Zulfikar Ali Bhutto as Deputy Prime Minister.
When copying data from this family tree, please include a reference to the origin: David Chaim, "Lazarus tree", database, Genealogy Online (https://www.genealogieonline.nl/lazarus-tree/I412192385847.php : accessed January 22, 2026), "Gussie Mandelthorn (1895-1971)".
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