many of the other principal British merchants of Quebec, particularly with Mathew Macnider and his brother, the Lymburners, Jacob Jordan and George Allsopp. Their firm had enjoyed considerable success before the American Revolution, but was only relatively prosperous afterwards. At the time of Johnston's death, his will included real estate valued at £5,252 consisting of Johnston's house and four others; ten warehouses; two wharfs and a piece of land comprising two building sites bought in 1782 at Beauport. Family and Final Days In 1783, at Quebec City, James Johnston married the considerably younger Margaret MacNider (1764−1838), sister of John MacNider, 2nd Seigneury of Grand-Métis and Métis-sur-Mer; and a niece of The Hon. Mathew MacNider, Seigneur of Bélair, Grondines, Sainte-Croix etc. Mrs Johnston was an aunt of Mary MacNider (d. 1855), the mother of Félix-Gabriel Marchand, 11th Prime Minister of Quebec and President of the Royal Society of Canada. Johnston remained closely connected to his relatives in Orkney, and several generations later his great-grandchildren (and the Irvines) stayed as guests, and received in Quebec, his brother's descendants, the Johnstons of Coubister. In 1779, he sent his nephew (John Taylor, and afterwards his brother Henry), "for the best school education in England (at any expence) preparative to his becoming in time a good man and a compleat distiller," adding the proviso that "none of his time be murdered in Latin". Mr and Mrs Johnston were the parents of two children, John Purss Johnston (b. 1785) J.P. In 1806, he married Amelia/Amalie Gugy, sister of The Hon. Louis Gugy, Sheriff of Montreal. They were the parents of one son, James Bell Johnston, who died unmarried. Ann Johnston (1788−1865). In 1806, she married her first husband Captain Abraham Paul (1782−1814) of the Royal Artillery, nephew of Sir Joshua Paul, of Paulville, Co. Carlow. They were the parents of three children, but only their daughter, Eliza Paul, married. She was the wife of Major Stephen Heward (1776–1828), brother-in-law of Sir John Robinson, 1st Baronet, of Toronto. Secondly, in 1817, Mrs Ann (Johnston) Paul married her step-brother William Edward Holmes (1796−1825), a Quebec surgeon. They had four children, two of whom married: William Holmes (to a daughter of Colonel The Hon. Bartholomew Gugy, sister-in-law of Sir Æmilius Irving) and Sophia Holmes (wife of Chief Justice Sir William Collis Meredith). In 1807, after her husband's death, Mrs Margaret (MacNider) Johnston remarried William Holmes, Surgeon-General to the British