Description | Plan of the River Lea from the river Thames to Hertford with a new projection of a navigation thereon by John Smeaton, FRS Map, scale 5 inches to 1 mile or 1:12672. Ink Inscribed in John Farey's hand; A report by Mr Smeaton on the new making and completing the navigation of the river Lea, from the river Thames through Stanstead and Ware, to the town of Hertford, dated 24 September 1766. See Printed Reports, II, 154. Estimates dated 26 February 1767 are also printed there, page 159 but there are other estimates rather different from those in Reports and Estimates Book III, 132, dated 24 September 1766 |