 Dimock had long wanted to visit Europe once more; when the opportunity to do so came about in May 1875, Dimock and two of her closest friends—Caroline Crane and Elizabeth "Bessie" Greene (daughter of reformer William Batchelder Greene)--boarded the iron steamship SS Schiller, bound from New York to Plymouth and Hamburg.On 7 May 1875, Dimock, Greene, and Crane were among the 336 people who lost their lives when the hit the Retarrier Ledges off the Isles of Scilly near the Bishop Rock lighthouse in heavy fog.Dimock was 28 years old.