Frederick Sadleir Brereton British writer, soldier (1872-1957) (1872–1957) Parents Franc Sadleir Brereton Isabella Beeston Children Olive Sadleir Brereton Allen Sadleir Brereton Siblings Franc Sadleir Brereton Thomas Bloomfield Sadleir Brereton John Sadleir Brereton Partners Ethel Mary Lamb Isobel Jessie Ross