Sir Edward Blackett, 6th Bt. (1805-1885) (1805–1885) Parents Mary Anne Keene Sir William Blackett, 5th Bt. Children unknown daughter Blackett Louisa Blackett Frederick Arthur Blackett unknown daughter Blackett Charles Francis Blackett Henry Wise Ridley Blackett Anna Maria Blackett Sir Edward William Blackett, 7th Bt. Mary Elizabeth Blackett Siblings William Douglas Blackett John Charles Blackett Frances Blackett Henry Collingwood Blackett Charles Blackett Maria Patience Blackett Partners Julia Monck Isabella Helen Richardson Frances Vere Loraine Alethea Scott