> Punctuation started with periods that told the speaker when to take a breath A great book that looks at how punctuation characters date back to ancient greek

> Punctuation started with periods that told the speaker when to take a breath A great book that looks at how punctuation characters date back to ancient greek writing and how it was used to show how text should be read is Shady Characters: Ampersands, Interrobangs and other Typographical Curiosities: http://www.amazon.com/dp/B00EAA6QHC/ http://www.amazon.com/dp/B00EAA6QHC/ Edit: You can read the first chapter in the preview with pictures of the ancient texts