Possible Clues:

• Can I get I get ten twisted as of old?
• Socrates or Pythagoras, e.g.
• Can I get to ten and be so old?
• Belonging to a former age
• A new coin covering over one very old
• Article on foreign currency includes one that's out-of-date
• As of old, I can get ten from this
• How I can get to ten and be old
• Very old or belonging to times past
• I can get to ten, as of old