Monica Helen Mary Petre (1897-1983) (1897–1983) Parents Francis Petre Margaret Cargill Children Cara Fox Claire Fox Margaret Fox Francis Bernard Niall Fox Siblings Constance Mary Petre Rosamund Margaret Petre Edward Henry Petre Margaret Elizabeth Mary Petre Isabel Mary Petre Joseph Austin Petre Philip Lewis Petre Gertrude Mary Petre Bernard Francis Petre William Robert Joseph Petre Agnes Dorothy Mary Petre Henry William Petre Partners John Niall Fox