SS Gracechurch was a UK 4,318 GRT cargo ship built by William Doxford & Sons at Pallion on Wearside in 1930.

[1] On 16 August 1940 Mill Hill left Halifax, Nova Scotia as a member of convoy HX 66A laden with pig iron and scrap steel[6] for Middlesbrough, England.

[3] Between 0220 and 0248 hrs on 30 August 58 miles off Cape Wrath in the north of Scotland U-32 torpedoed the convoy, sinking three ships.

[1] She survived the Second World War and in 1951 Sutherland sold her to Westralian Farmers Transport who renamed her Swanstream.

[7] In 1949 she was transferred from CSM to a new Rethymnis and Kulukundis company, London and Overseas Freighters, retaining the name Mill Hill.