Bit of avian anatomy
Else clues• Ballpoint's ancestor
• Calamus
• Calligraphy tool
• Declaration of Independence signer?
• Early pen
• Erstwhile writing implement
• Feather pen
• Feather used as a pen
• John Hancock implement
• Penn's pen, perhaps
• Porcupine spine
• Quaint pen
• Stiff feather pen
• Sword's old superior
• Writing tool on a $2 bill
• The hollow shaft of a feather
• Any of the larger wing or tail feathers of a bird
• Pen made from a bird's feather
• A stiff hollow protective spine on a porcupine or hedgehog