In January 1833 she died suddenly in childbirth. Her sister, Elizabeth Coit Lathrop Hutchings, sailed to join the Ceylon mission in July before word of the death had reached the United States. Harriet was buried beside two other sisters, both missionaries, Charlotte H. Cherry and Harriet Joanna Perry. Miron Winslow was widowed three more times before his last marriage in 1856.[1]
She founded Asia’s first all-girls boarding school in Uduvil, Jaffna called Uduvil Girls' College. It was called Missionary Seminary and Female Central School.[2]