| Date | Text | |
|---|---|---|
20 Jun 1597
Willem Barentsz |
death Willem Barentsz Willem Barentsz, Dutch explorer (born c. 1550) (at sea) |
|
20 Jun 1776
Benjamin Huntsman |
death Benjamin Huntsman Benjamin Huntsman, English inventor and manufacturer (born 1704) |
|
20 Jun 1837
Paul Bachmann |
birth Paul Bachmann Paul Bachmann (died 1920), mathematician. |
|
20 Jun 1849
tube |
tube (technology) First tube of Robert Stephenson's Britannia Bridge is floated into position on the Menai Strait for the Chester and Holyhead Railway's North Wales Coast Line with many leading British railway civil engineers present. |
|
20 Jun 1875
Reginald Punnett |
birth Reginald Punnett Reginald Punnett (died 1967), English geneticist |
|
20 Jun 1922
Degesch |
Degesch (chemistry) Degesch applies to patent the cyanide-based insecticide Zyklon B (credited to Walter Heerdt) in Germany. |
|
20 Jun 1954
Ilan Ramon |
birth Ilan Ramon Ilan Ramon (died 2003), Israeli astronaut. |
|
20 Jun 1955
Total solar eclipse |
Total solar eclipse (astronomy) Total solar eclipse of 7 min 8 sec duration, the longest between the 11th and 22nd centuries, visible in Southeast Asia. During the entire Second Millennium, only seven such eclipses exceed seven minutes of totality. |
|
20 Jun 1966
Georges Lemaître |
death Georges Lemaître Monsignor Georges Lemaître (born 1894), Belgian physicist. |
|
20 Jun 2002
Erwin Chargaff |
death Erwin Chargaff Erwin Chargaff (b. 1905), biochemist. |
|
20 Jun 2005
Jack Kilby |
death Jack Kilby Jack Kilby (b. 1923), Nobelaureate in Physics (2000) for his work on integrated circuits. |
|
20 Jun 2005
Charles David Keeling |
death Charles David Keeling Charles David Keeling (b. 1928), first to make frequent measurements of atmospheric carbon dioxide (CO2) concentration, plotted on the Keeling Curve. |
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