Thanks, saro. That helped a lot, but Mitchiner didn't help much. The closest I got was a falus of the Ak Koyunlu with c/m Amul, i.e host like MWI 1803, c/m like MWI 1800 but without the stars, both assigned to Uzun Hasan (857-882 AH). I hope someone has a more precise idea...
Peter