Londonderry Sentinel:
Knox, Sarah 25-Oct-34: On the 16th inst., at Portstewart, suddenly of angina pectoris, a complaint under which she suffered for some years, Sarah, wife of Samuel Knox, Esq., of Coleraine and Blessington Street, Dublin.
Knox, William J. Rev. 23-Nov-39: November 11, at his residence, neat Stewartstown, the Rev. William John Knox, eldest son of Samuel Knox, of Blesington Street, Dublin, Esq.
Knox, Samuel W. 23-Jan-47: January 13th, at the house of his grandfather, Samuel Knox, Esq., Blessington Street, Dublin, Samuel Wright, eldest son of the late Rev. William John Knox, of Ardpatrick, county Tyrone, in the 20th year of his age.
Knox, Madeline Ellen 02-Apr-58: On the 22nd ult., at New Row West, Coleraine, Madeline Ellen, daughter of Mr. Samuel Knox, aged 3 and a half years years.
Knox, Samuel Wright 21-Apr-63: On the 17th April, at 21 North Frederick Street, Dublin, Samuel Wright Knox, Esq., of Coleraine, county Londonderry, second son of the late Samuel Knox, Esq., of Blessington Street, Dublin, aged 63 years.
27-Dec-51: December 17th, in Edinburgh, by the Rev. R.H. Stevenson, of St. George's, Samuel Wright Knox, of Coleraine, county Londonderry, Esq., to Elizabeth Henderson, eldest daughter of the late William Gordon Mack, Esq., LL.B., of Glasgow.
This should keep you busy for a while!