exodusbooks.comexodusbooks.com/Samples/Misc/3346Sample.pdfGottfried Wilhelm von Leibniz: The...
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exodusbooks.comexodusbooks.com/Samples/Misc/3346Sample.pdfGottfried Wilhelm von Leibniz: The "Stepped Reckoner" was invented by Leibniz in 1671, but was not finished until 1694. His
