Welsh of Irongray, though from the Battle of Rullion Green till Bothwell Bridge he was the most conspicuous Covenanting minister in Scotland. Had he "glorified God in the Grassmarket", or fallen in some scuffle with Claverhouse's dragoons, or even like his friend Blackadder of Troqueer languished in prison on the Bass Rock, some pious hand would have been moved to write his story." Dunlop also wrote: "The events of Welsh's life must be sought for in the pages of Wodrow and Kirkton and in the letters and State papers of the reign of Charles II. After spending a fortnight hunting him in the British Museum, I have come to sympathise with Clavers and his dragoons. Mr John Welsh is a most elusive gentleman."