Read more. 1842 Francis Marston. In 1842 a certain Francis Marston of Aston, Parish of Hopesay, County of Salop, England, obtained a Letters Patent №9235 for Apparatus for Making Calculations.

Here's a timeline of the key dates in Trump's tariff journey after he was elected president Author of the article: You can save this article by registering for free here. Or sign-in if you have an ...

The 1990s were a boom time for new programming languages. The rise of the internet and the increasing complexity of software ...