Template:Selected anniversaries/August 24: Difference between revisions

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||1771: Georg Friedrich von Reichenbach dies ... scientific instrument maker, was born at Durlach in Baden on 24 August 1771. Pics.
||1771: Georg Friedrich von Reichenbach dies ... scientific instrument maker, was born at Durlach in Baden on 24 August 1771. Pics.
||1772: Georg von Reichenbach born ... maker of astronomical instruments who introduced the meridian, or transit, circle, a specially designed telescope for measuring both the time when a celestial body is directly over the meridian (the longitude of the instrument) and the angle of the body at meridian passage. By 1796 he was engaged in the construction of a dividing engine, a machine used to mark off equal intervals accurately, usually on precision instruments. Pic.


File:James Watt.jpg|link=James Watt (nonfiction)|1819: inventor, engineer, and chemist [[James Watt (nonfiction)|James Watt]] dies. He made major improvements to the steam engine.
File:James Watt.jpg|link=James Watt (nonfiction)|1819: inventor, engineer, and chemist [[James Watt (nonfiction)|James Watt]] dies. He made major improvements to the steam engine.

Revision as of 17:09, 17 August 2018