Isaac Blackburn (of Plymouth)
of Plymouth and London
1814 Bankruptcy. '...Commission of Bankrupt awarded and issued forth against Peter Blackburn and Isaac Blackburn, of Twinchapel-Dock, Plymouth, in the County of Devon, and of Bloomsbury-square, in the County of Middlesex, Ship-Builders, Merchants, Dealers and Chamen (carrying on trade as partners under the firm of Isaac Blackburn)...'[1]