1965 – Calf of Man – SG 666 – reg.
Calf of Man – Isle of Man
Cencelled: Sept 1965 (not FDC)
Postmark: Douglas – Isle of Man
Cachet: Calf of Man – Seaway service (black logo)
Stamps: Single (Stanley Gibbons 666)
1965 – UK – Calf of Man – SG 666 – black