| Ddisgrifiad / Description | L61 Drg No P3 - key shewing existing sewers, manholes July 1964
L61 Drg No P4 as above [torn at sides]
L61 Drg No P5 sewer sections August 1964
L61 Drg No P6 sewer sections July 1964
L61 Drg No P7 sewer and rising mains section July 1964
L61 Drg No P8 sewage disposal works site plan August 1964
All by Howard Humphreys & Sons, Consulting Engineers, 8 Francis Street, Westminster S.W.1. |