Related Clues:

• Symbol for viscosity
• Metal core?
• 31-Down plan: Abbr.
• AAA offering
• I-95, e.g.
• In-flight info
• In-flight announcement
• Short way to go
• 66, e.g. (Abbr.)
• When a plane is due in: Abbr.
• Mus. work
• H, in Greece
• Homeric H
• H look-alike
• Useful info at Dulles