Joan Gilbert Casson (1898-1979) (1898–1979) Parents Gertrude Russell Herbert Casson Children Julian Isabella Chetwynd Adam Richard John Casson Chetwynd, 10th Viscount Chetwynd of Bearhaven Charles de Cardonnel Findlay Antony G. Findlay Philippa Mary Agnes Joan Chetwynd Partners Victor Alexander Charles Findlay Adam Duncan Chetwynd, 9th Viscount Chetwynd of Bearhaven