Related Clues:

• Any monogram initial
• Piece of snail mail
• Character; missive
• Written note
• Missive, character
• Eg, A
• Perhaps a cigarette lighter's held upside down
• Character; landlord
• Landlord's correspondence
• Written communication
• Alphabetic symbol
• Fielding writers in play
• X, Y or Z
• Envelope insert
• Uncommon writing of late