Here is a picture of 5X-AAL s/n 1201.
http://www.airliners.net/open.file/0761525/M/
If A8-AAB is now TT-DWE via EX-072 reregistration, could the one at Accra be the former A8-AAA c/n 1101 reregistered to EX-???. Doubtful from the description and looking at these photos
Other Duane Egli L1011s
http://www.airliners.net/open.file/0667693/M/
http://www.airliners.net/open.file/1189705/M/
Your comments and observations appreciated.
Be lucky
David
P.S. AAL please check your PMs