January 4 » Topsy, an elephant, is electrocuted by the owners of Luna Park, Coney Island. The Edison film company records the film Electrocuting an Elephant of Topsy's death.
February 14 » The United States Department of Commerce and Labor is established (later split into the Department of Commerce and the Department of Labor).
April 29 » A landslide kills 70 people in Frank, in the District of Alberta, Canada.
May 29 » In the May Coup, Alexander I, King of Serbia, and Queen Draga, are assassinated in Belgrade by the Black Hand (Crna Ruka) organization.
July 23 » The Ford Motor Company sells its first car.
November 3 » With the encouragement of the United States, Panama separates from Colombia.
Day of death April 30, 1973
The temperature on April 30, 1973 was between -1.8 °C and 15.6 °C and averaged 9.2 °C. There was 5.2 mm of rain during 5.3 hours. There was 0.7 hours of sunshine (5%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
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.
June 21 » In its decision in Miller v. California, 413 U.S. 15, the Supreme Court of the United States establishes the Miller test for determining whether something is obscene and not protected speech under the U.S. constitution.
July 5 » A boiling liquid expanding vapor explosion (BLEVE) in Kingman, Arizona, following a fire that broke out as propane was being transferred from a railroad car to a storage tank, kills eleven firefighters.
July 10 » The Bahamas gain full independence within the Commonwealth of Nations.
July 28 » Summer Jam at Watkins Glen: Nearly 600,000 people attend a rock festival at the Watkins Glen International Raceway.
August 9 » Mars 7 is launched from the USSR.
October 17 » OPEC imposes an oil embargo against countries they deem to have helped Israel in the Yom Kippur War.
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The Family tree Scheltens publication was prepared by Henk Scheltens (contact is not possible).
When copying data from this family tree, please include a reference to the origin: Henk Scheltens, "Family tree Scheltens", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-scheltens/I4028.php : accessed March 11, 2026), "Hendrik Sluis (1903-1973)".
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