unicate wrote:

But
this one at the airport is the whole U.S., and they aren't full-size
sectionals or, as you said, it would never fit.

Then it may be made of of WACs instead of sectionals. A full set for the
continental U.S. costs about $88.

http://www.mypilotstore.com/MyPilotS...cal_Charts.asp

Next time you see this mural, look for Unicom frequencies. WACs don't have those.

George Patterson
Give a person a fish and you feed him for a day; teach a person to
use the Internet and he won't bother you for weeks.