Related Clues:

• Old-time transportation
• San Francisco, for one
• Kind of trader
• Track runner
• Port spot
• Hudson or Biscayne
• Cove's big brother
• Hound howl
• Thunder ____ , Ontario port of call
• Type of opera
• Chinese zodiac beast
• Certain chess piece, informally
• Cargo area
• At __ (no longer a threat)
• A Camptown racer