Welland River Board Map of Catchment Area
AOS D 0071 Welland River Board tidal Welland 1959 fig 1
Welland River Board Report on th Investigation into Flood Levels in th Tidal Section of the River Welland
AOS D 0072 Welland River Board tidal Welland 1959 part 1
AOS D 0072 a Welland River Board tidal Welland 1959 part 2
AOS D 0072b Welland River Board tidal Welland 1959 part 3
Welland River Board A Short Description of the Work Carried out on The River Welland Major Improvement Scheme 1947 to 1957
AOS D 0073a The River Welland Major Improvement Scheme – 1947 – 1957 Part 1
AOS D 0073b The River Welland Major Improvement Scheme – 1947 – 1957 Part 2
