About the day » Saturday April 21, 1888Calender converter

• Aagje van der Grift, Reeuwijk
• Albert John** MILCZAREK, Stubice, Russia († 1937)
• Anna Christina Keenen, Bree, Provincie Limburg, België († 1949)
• Adrianus Johannes Homburg, Zaltbommel, Gld, Nederland († 1972)
• Anna Maria Weyts, Retie, België
• Aafje Visser, Andijk, Noord-Holland, Nederland († 1970)
• Alphonse Léopold Rickier, Brugge (BE)
• Anna Paulina Hien, van, Kroja, Tjilatjap († 1972)
• Adrianus Twigt, Kralingen,, Zuid-Holland, Nederland
• Anna Leonia Julia BOEDT, Wervik, 33029, West-Vlaanderen, Belgique († 1941)

• Anna Maria Klinkeberg (0), Schimmert, Limburg, Nederland
• Absolom Slagle, White Rock, Republic County, Kansas, United States
• Albertus Olijslag (0), Almen
• Arie Mout (0), Charlois, Zuid-Holland, Nederland
• Antonius (Antoon) Basten (73), Gennep, NL
• Anna Maria Hermans (1), Tongerlo
• Aaltje Keij (37), Tricht
• Albertus Alphonsus Duverger (0), SINT-NIKLAAS
• Angela Maria Schoeters (0), Rupelmonde
• Arie van der Hoogt (67), Nieuwerkerk aan de IJssel, Zuid-Holland, Nederland

• 1882 » Percy Williams Bridgman, American physicist and academic, Nobel Prize laureate († 1961)
• 1885 » Tatu Kolehmainen, Finnish runner († 1967)
• 1887 » Joe McCarthy, American baseball manager († 1978)
• 1889 » Efrem Zimbalist, Sr., Russian-American violinist, composer, and conductor († 1985)
• 1889 » Marcel Boussac, French businessman († 1980)
• 1889 » Paul Karrer, Russian-Swiss chemist and academic, Nobel Prize laureate († 1971)
• 1892 » Freddie Dixon, English motorcycle racer and racing driver († 1956)
• 1893 » Romeo Bertini, Italian runner († 1973)
• 1898 » Maurice Wilson, English soldier, pilot, and mountaineer († 1934)
• 1899 » Randall Thompson, American composer and academic († 1984)

• 1852 » Ivan Nabokov, Russian general (b. 1787)
• 1863 » Sir Robert Bateson, 1st Baronet, Irish politician (b. 1782)
• 1900 » Vikramatji Khimojiraj, Indian ruler (b. 1819)
• 1910 » Mark Twain, American novelist, humorist, and critic (b. 1835)
• 1918 » Manfred von Richthofen, German captain and pilot (b. 1892)
• 1924 » Eleonora Duse, Italian actress (b. 1858)
• 1930 » Robert Bridges, English poet and author (b. 1844)
• 1932 » Friedrich Gustav Piffl, Bohemian cardinal (b. 1864)
• 1938 » Muhammad Iqbal, Indian-Pakistani philosopher and poet (b. 1877)
• 1941 » Fritz Manteuffel, German gymnast (b. 1875)

• Koning Willem III (Huis van Oranje-Nassau) was from 1849 till 1890 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
• In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
• The Netherlands had about 4.5 million citizens.
• January 13 » The National Geographic Society is founded in Washington, D.C.
• March 11 » The Great Blizzard of 1888 begins along the eastern seaboard of the United States, shutting down commerce and killing more than 400.
• May 12 » In Southeast Asia, the North Borneo Chartered Company's territories become the British protectorate of North Borneo.
• June 15 » Crown Prince Wilhelm becomes Kaiser Wilhelm II; he will be the last Emperor of the German Empire. Due to the death of his predecessors Wilhelm I and Frederick III, 1888 is the Year of the Three Emperors.
• September 4 » George Eastman registers the trademark Kodak and receives a patent for his camera that uses roll film.
• September 22 » The first issue of National Geographic Magazine is published.

The temperature on April 21, 1888 was about 10.2 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 76%.