William George Black,
Dictionary of National Biography…
(1895)
“ Mounted on a white pony, he traversed the whole lowlands of Scotland, receiving a hearty welcome at every Cameronian hearth, but maintaining a melancholy demeanour befitting his labours. ‘To talk of the exploits of the covenanters was the delight, as to repair their monuments was the business, of his life’ (Scott, Old Mortality) . ‘Old Mortality’ had three sons: Robert, Walter, and John. ”
