| Date | Text | |
|---|---|---|
22 Jul 1599
Tycho |
Tycho (astronomy) Tycho observes a solar eclipse from Prague. |
|
22 Jul 1711
Georg Wilhelm Richmann |
birth Georg Wilhelm Richmann Georg Wilhelm Richmann, Russian physicist (died 1753) |
|
22 Jul 1776
Etheldred Benett |
birth Etheldred Benett Etheldred Benett, English geologist (died 1845) |
|
22 Jul 1784
Friedrich Bessel |
birth Friedrich Bessel Friedrich Bessel, German mathematician (died 1846) |
|
22 Jul 1813
George Shaw |
death George Shaw George Shaw, English naturalist (born 1751) |
|
22 Jul 1822
Gregor Mendel |
birth Gregor Mendel Gregor Mendel, geneticist (died 1884) |
|
22 Jul 1826
Giuseppe Piazzi |
death Giuseppe Piazzi Giuseppe Piazzi (born 1746), astronomer. |
|
22 Jul 1854
30 Urania |
30 Urania (astronomy) Discovery of the asteroid 30 Urania by John Russell Hind. |
|
22 Jul 1869
John A. Roebling |
death John A. Roebling John A. Roebling (born 1806), German American bridge engineer. |
|
22 Jul 1915
Sandford Fleming |
death Sandford Fleming Sir Sandford Fleming (born 1827), Canadian engineer and surveyor known as the "father of time zones". |
|
22 Jul 1932
Reginald Fessenden |
death Reginald Fessenden Reginald Fessenden (born 1866), Canadian American radio broadcasting pioneer. |
|
22 Jul 1962
Mariner program |
Mariner program (astronomy and space ) Mariner program: The Mariner 1 spacecraft flies erratically several minutes after launch and has to be destroyed. |
|
22 Jul 1968
Muthulakshmi Reddi |
death Muthulakshmi Reddi Muthulakshmi Reddi (born 1886), Indian physician and social reformer. |
|
22 Jul 1978
André Chapelon |
death André Chapelon André Chapelon (b. 1892), French steam locomotive designer. |
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