There was concern in 1966 when it was discovered that the distance between the bulkheads in the torpedo storage department on Renown differed from that on Resolution by 1 inch ( 25 mm ) .
The final Polaris boat , Revenge , was completed on 4 December 1969 .
There was concern in 1966 when Polaris was discovered that the distance between the bulkheads in the torpedo storage department on Renown differed from that on Resolution by 1 inch ( 25 mm ) .
The final Polaris boat , Revenge , was completed on 4 December 1969 .