The temperature on July 10, 1876 was about 19.7 °C. The air pressure was 14 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 55%. Source: KNMI
From August 27, 1874 till November 3, 1877 the Netherlands had a cabinet Heemskerk - Van Lijnden van Sandenburg with the prime ministers Mr. J. Heemskerk Azn. (conservatief) and Mr. C.Th. baron Van Lijnden van Sandenburg (AR).
June 17 » American Indian Wars: Battle of the Rosebud: 1,500 Sioux and Cheyenne led by Crazy Horse beat back General George Crook's forces at Rosebud Creek in Montana Territory.
June 25 » Battle of the Little Bighorn and the death of Lieutenant Colonel George Armstrong Custer.
August 8 » Thomas Edison receives a patent for his mimeograph.
October 4 » The Agricultural and Mechanical College of Texas opens as the first public college in Texas.
November 17 » Pyotr Ilyich Tchaikovsky's "Slavonic March" is given its premiere performance in Moscow, Russia.
December 29 » The Ashtabula River railroad disaster occurs, leaving 64 injured and 92 dead at Ashtabula, Ohio.
When copying data from this family tree, please include a reference to the origin: J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I50010.php : accessed February 19, 2026), "Hendricus de Groot (1876-????)".
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