739-781, and in Hakluyt's Principal Navigations (1599), ii.
Hakluyt, Principal Navigations, p. 201 (London, 1599).
Some canals and river navigations have consequently become derelict, or are only maintained with difficulty and in imperfect condition.
In the Black Country and neighbourhood the numerous ramifications of the Birmingham Canal navigations bear a large mineral traffic. This system is connected with the rivers Severn and Trent and the canal system of the country at large, and is controlled by the London & NorthWestern company.
- Charles de Brosses, Histoire des navigations aux terres australes (Paris, 1756); J.