These letters from Mary to Lady Russell are written over the period in which she transitioned from being Princess of Orange to becoming Queen of England.
Mary writes of: the great respect she has for Lady Russell and her desire to be friends; her sorrow at the suffering Lady Russell has endured and wishes for the restored health of her son; her wish to be of help to Lady Russell; her approval of Lady Russell's daughter being married to Lord Cavendish (son of the Duke of Devonshire); assurance that the King will wish to do as Lady Russell desires; reflections of their shared perspective on the world being an unhappy place; her anguish on the King's behalf; success in Ireland and not in Flanders or at sea; Lady Russell's petition; news of Mr Russell [Admiral Russell]; Lord Bedford's good health.