1 9 3 6 . ▁She ▁was ▁s unk ▁by ▁a ▁German ▁sub marine ▁in ▁August ▁ 1 9 4 0 . ▁ ▁Eng ines ▁The ▁ship ▁had ▁nine ▁cor rug ated ▁furn aces ▁with ▁a ▁combined ▁gr ate ▁area ▁of ▁ ▁feed ing ▁three ▁ 1 8 0 ▁l bf / in 2 ▁single - ended ▁bo ilers ▁with ▁a ▁combined ▁he ating ▁surface ▁of ▁. ▁ ▁Names ▁and ▁own ers ▁Grace ch urch ▁was ▁first ▁owned ▁by ▁Grace ch urch ▁Sh ipping ▁Co ▁of ▁New castle ▁and ▁managed ▁by ▁James , ▁Mu ers ▁& ▁Co ▁of ▁Card iff . ▁In ▁ 1 9 3 3 ▁she ▁was ▁sold ▁to ▁B . J . ▁S uther land ▁& ▁Co ▁who ▁renamed ▁her ▁Pe eb les . ▁ ▁In ▁ 1 9 3 6 ▁she ▁was ▁sold ▁to ▁the ▁Mill ▁Hill ▁Ste am ▁Sh ip ▁Co ▁Ltd , ▁which ▁was ▁controlled ▁by ▁Count ies ▁Sh ip ▁Management ▁( an ▁off sh oot ▁of ▁the ▁R eth ym nis ▁& ▁K ul uk und is ▁ship bro king ▁company ▁of ▁London ) ▁who ▁renamed ▁her ▁Mill ▁Hill . ▁ ▁L oss ▁ ▁On ▁ 1 6 ▁August ▁ 1 9 4 0 ▁Mill ▁Hill ▁left ▁Hal if ax , ▁Nova ▁Scot ia ▁as ▁a ▁member ▁of ▁con voy ▁H X ▁ 6 6 A ▁l aden ▁with ▁p ig ▁iron ▁and ▁sc rap ▁steel ▁for ▁M idd les br ough , ▁England . ▁Between ▁ 0 2 2 0 ▁and ▁ 0 2 4