Heimdal

We are grateful to Douglas McNaught, former Naval architect at Campbeltown Shipyard, for sharing some of his archive with us. This archive entry includes correspondence between Heimdal Propulsion A-S, Norway and the Yard in Campbeltown and also performance diagrams for the PD-1850mm 19a (Ka-3-65 series) nozzle propeller. 3rd September, 1987….

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