The graphs were replaced every month and were sent to Greenwich where they were kept.
Hudson's Bay Company | San Francisco Bay Area | Green Bay Packers | San Francisco Bay | Thunder Bay | Green Bay, Wisconsin | Guiding Light | Tampa Bay Buccaneers | Chesapeake Bay | Hudson Bay | Electric Light Orchestra | Bay of Biscay | Tampa Bay | Moreton Bay | light rail | Edmonton Light Rail Transit | Michael Bay | Montego Bay | Tampa Bay Rays | Guantanamo Bay detention camp | Bay of Fundy | Monterey Bay | light curve | Green Bay | Delaware Bay | Guantanamo Bay Naval Base | Tampa Bay Lightning | Light-emitting diode | Bay of Plenty | Bay Area Rapid Transit |