I came upon this curious article, 8 Punctuation Marks That Are No Longer Used. It’s great and is now making the rounds on the internet!
I only wish these two punctuation marks were included in computer fonts. They’re very practical: the percontation mark for rhetorical questions and the ironieteken mark for irony.
- Punctuation Marks, Ranked (gawker.com)
- The Personalities of Punctuation Marks (marccortez.com)
- Keith Houston: 8 Punctuation Marks That Are Now Extinct (huffingtonpost.com)
- Happy National Punctuation Day! (neatorama.com)