Related Clues:

• Many a Wall Street Journal graphic
• Warning for shipping company involved in Lima, perhaps
• Meeting illustration
• What you want your song to do
• Band wants to do it on Billboard
• Bar graph, for example
• Sea map
• Tower with a warning light
• Let this be a warning to you - coffee seed is firm inside
• PowerPoint output
• PowerPoint picture, perhaps
• Navigational reference
• Aid for a submarine captain
• Directional transmitter
• Map to assist navigation by sea