The temperature on May 31, 1889 was about 15.8 °C. There was 1 mm of rain. The air pressure was 4 kgf/m2 and came mainly from the south-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 86%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
May 11 » An attack upon a U.S. Army paymaster and escort results in the theft of over $28,000 and the award of two Medals of Honor.
May 31 » Johnstown Flood: Over 2,200 people die after a dam fails and sends a 60-foot (18-meter) wall of water over the town of Johnstown, Pennsylvania.
July 8 » The first issue of The Wall Street Journal is published.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
November 15 » Brazil is declared a republic by Marshal Deodoro da Fonseca as Emperor Pedro II is deposed in a military coup.
Day of death August 20, 1975
The temperature on August 20, 1975 was between 15.9 °C and 24.1 °C and averaged 20.0 °C. There was 0.5 mm of rain during 0.9 hours. There was 4.4 hours of sunshine (31%). The partly or 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.
When copying data from this family tree, please include a reference to the origin: Gert Meiling, "Family tree Meiling", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-meiling/I3000.php : accessed February 18, 2026), "Petronella "Peetje" Gerards (1889-1975)".
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