Seal (1938)
        
        Scale 1:48. Plan shows the starboard profile, looking from port, as fitted, of the Grampus class mine laying submarine Seal (1938). he drawing includes the signature of  J. F. Walker. [Manager of Constructive Department at Chatham Dockyard 1930-1946].
              
      
    Object Details
| ID: | NPC1432 | 
|---|---|
| Type: | technical drawing | 
| Display location: | Not on display | 
| Creator: | HM Dockyard, Chatham; Walker, J. F. | 
| Vessels: | Seal 1938 | 
| Date made: | 1 May 1939 | 
| Credit: | National Maritime Museum, Greenwich, London | 
| Measurements: | Overall: 713 mm x 2090 mm | 
| Parts: | 
                                    Box
                          
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