Who was the first American female to patent her invention, a method of weaving s

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Who was the first American female to patent her invention, a method of weaving straw with silk?



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1) In which decade was the first solid state integrated circuit demonstrated?

2) Which scientist discovered the radioactive element radium?

3) What charge card, developed in 1950, was the first to be accepted nationally in the US?

4) What 'game' was first produced by the Southern Novelty Company in Baltimore, Maryland in 1892?

5) This statesman, politican, scholar, inventor, and one of early presidents of USA invented the swivel chair, the spherical sundial, the moldboard plow, and the cipher wheel.

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