Maps relating to canal system from River Severn to River Thames

/1 'Thames Navigation; with the Improvements as intended by the New Bill' (2 copies). Scale 1":2m. Bears detailed references;

/2 'A Plan of the Thames and Severn Canal Navigation (Laid down from Actual Surveys; ) by Robt. Whitworth Enginr. 1783'. Scale 1":1m. References detail canal from the Severn to Stroud and from Stroud to Lechlade. Engraved by Wm. Faden, Charing Cross;

/3 'A Sketch of the Country to which the Abingdon, and the Thames & Severn Canals, will open a communication with the City of London'. Scale 1":c.10m.;

/4 'A Plan of the intended Navigable Canal from Basingstoke to the River Wey. Surveyed by Joseph Parker'. Scale 1":c.9fur. Engraved by Wm. Faden, Charing Cross.