Template:Selected anniversaries/October 30: Difference between revisions

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||1864: Helena, Montana is founded after four prospectors discover gold at "Last Chance Gulch".
||1864: Helena, Montana is founded after four prospectors discover gold at "Last Chance Gulch".


||1878: Arthur Scherbius born ... electrical engineer who patented an invention for a mechanical cipher machine, later sold as the Enigma machine.
File:Arthur Scherbius.jpg|link=Arthur Scherbius (nonfiction)|1878: Electrical engineer and inventor [[Arthur Scherbius (nonfiction)|Arthur Scherbius]] born. He will invent and patent the famous mechanical cipher Enigma machine.


||1888: François Coignet dies ... industrialist of the nineteenth century. He was a pioneer in the development of structural prefabricated and reinforced concrete. Coignet was the first to use iron-reinforced concrete as a technique for constructing building structures.
||1888: François Coignet dies ... industrialist of the nineteenth century. He was a pioneer in the development of structural prefabricated and reinforced concrete. Coignet was the first to use iron-reinforced concrete as a technique for constructing building structures.

Revision as of 18:44, 30 October 2018