Catherine Mary Coulthurst (died 1894) (d. 1894) Parents John Nicholas Coulthurst William Henry Coulthurst Children Mary Catherine Macdonald Sir Archibald John Macdonald, 4th Bt. Siblings Nicholas Coulthurst Louisa Monica Coulthurst William Henry Coulthurst John Coulthurst Partners Thomas Edward Stonor Sir Archibald Macdonald, 3rd Baronet