Allied Warships


Submarine of the B class

NavyThe Royal Norwegian Navy
Built byHorten Navy Yard (Horten, Norway) 
Laid down 
Launched1 Aug 1922 
Commissioned1 Feb 1923 
End service 1944 

Escaped to Great Britain after the invasion of Norway.
Decommissioned in 1944.


Commands listed for HNoMS B-1

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1Kaptain Christian Fredrik Thestrup Melsom, RNON17 Oct 193917 Nov 1940

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Notable events involving B-1 include:

14 Feb 1941
HMS H 28 (Lt. L.W.A. Bennington, DSC, RN) participated in A/S exercises off Tobermory. Upon completion of these exercises she proceeded to Rothesay together with the Norwegian submarine B 1. They were escorted by the corvette HMS Hydrangea (Lt. J.E. Woolfenden, RNR). (1)

2 Jul 1941
Sub.Lt Einar Lauritsen served as 3rd Officer until 41-9-22 after completing his R.N. Submariners Officers Course (2)

9 Aug 1943
Lt. Einar Lauritsen served as C.O. until April 1944 (2)


  1. ADM 173/16714
  2. Personal communication

ADM numbers indicate documents at the British National Archives at Kew, London.

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