Related Clues:

• Ornithologist's concern
• Monopoly buys: Abbr.
• Rds.
• Madison and Fifth, in N.Y.C.
• They run North-South in N.Y.C.
• Indiana and Illinois, in Monopoly: Abbr.
• Fifth and Mad.
• Lexington and others, in N.Y.C.
• Urban rtes.
• Brutus' birds
• Class of birds
• Lex and Park, e.g., in N.Y.C.
• St. crossers
• Map parts: Abbr.
• Pennsylvania and others: Abbr.