Related Clues:

• Ness, for one
• Govt. agent
• ___ Tay, Scotland
• Eliot Ness, e.g.
• Agt. such as Ness
• Revenuer
• Certain Fed
• Fed
• Leven, for one
• Fed. agent
• Investigator, of sorts
• Scotland's ___ Fyne
• Caledonian Canal stop
• Secret Service agent
• IRS worker