here's a couple of ad-hocs then
I-TIGI 12/4/80
HA-MOI 14/8/80
OO-ABB 3/4/80. This aircraft spent 1979 on lease from Gulf Air to Britannia as A4O-BG
A4O-BG 18/4/79. Identified from the rest of the fleet by a pale grey painted underside rather than the usual polished metal