[{WikipediaArticle oldid='224051514'}]

%%information
%%(font-size: 80%;)
!!!License Information of Images on page
||Image Description||Credit||Artist||License Name||File
| Curt Herzstark -  Austrian engineer. During World War II, Curt Herzstark's designed plans for a mechanical pocket calculator (the Curta). Photo taken in 1910 office-equipment show in Vienna| קורט הרצשטרק| Autor/-in unbekannt Unknown author| [{Image src='https://www.austria-forum.org/cc/images/slim/publicdomain.png' alt='Public domain' align='center' link='https://www.austria-forum.org/cc/public-domain-10.html' target='_blank'}]| Datei:Curt-1910-6a.jpg
%%
%%