INDICATORS ON BARBIER YOU SHOULD KNOW

Indicators on barbier You Should Know

A person kind applied dots positioned on numbered traces that resembled musical notation, which Barbier proposed as a means to send secret messages.As Louis Braille developed his individual Model of point composing in the course of the 1820s, Pignier kept Barbier at a length – so productively that Barbier didn't master of Braille's method right u

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