Henry, According to my notes, Gouramma Victoria, daughter of Raja Vira Rajendra Wodeyar of Coorg married in 1860 a certain Col. John Campbell who was thirty years her senior. They had a daughter,Edith Victoria Campbell who was born in 1861 and died in 1934. I do not know about a son. Edit married H.A. Yarley. Hope this helps. Fr.Lawrence Ober