 In 1662 the Crown granted letters patent placing the estate in trust, and upon Lady Katherine's death in 1675 it passed to her and Sir James' eldest son Sir Edmund Harington, 4th Baronet.The Harington baronets owned Merton until Sir James Harington, 6th Baronet ran up large sporting debts and in 1740 mortgaged Merton to Sir Edward Turner, 2nd Baronet of the neighbouring parish of Ambrosden.Sir James was a Jacobite who supported the Stuart claim to the United Kingdom.