Other streamlining adjustments were made to the hull with all external fittings removed , including the external torpedo tubes and gun .
Along with HMS Trump , Tabard was one of two boats which were further modified by incorporating their bridge into a streamlined fin .
Other streamlining adjustments were made to the hull with all external fittings removed , including the external torpedo tubes and gun .
Along with HMS Trump , Tabard was one of two boats which were further modified by incorporating their bridge into a streamlined fin .