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Who is the mysterious person i...

Who is the mysterious person in the picture?

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Do beginner vampires...

“Do beginner vampires go to batting practice?”

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Peter Apian

Born 16 Apr 1495; died 21 Apr 1552 at age 57.German astronomer and geographer, also known as Petrus Apianus, whose major work was Instrumentum sinuum sivi primi mobilis (1534), in which he gave tables of his calculations of sines for every minute, with a decimal division of the radius.

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