The history of the ancient and present state of the navigation of the port of King's-Lyn, and of Cambridge, and the rest of the trading-towns in those parts : and of the navigable rivers that have their course through the great-level of the Fens, called Bedford Level : also the history of the ancient and present state of draining in that level ... : with the method propos'd for draining the said Fens, and amending the harbour of Lyn, by Col. John Armstrong ... : illustrated with maps.