Originally Posted by
KT550
Not an answer but another shipping and airline combination would be Fred. Olsen Airtransport of Norway.
Their airline operation only carried cargo and continued into the 1990s when they were flying L188 Electras on behalf of one of the major air courier companies (DHL?).
Thanks for this addition too. I know of the cruise line and see there is a ferry service. I imagine the shipping line ran combined passenger/freight operations and looks like it would have been concurrent with the airline's operations given the date?