BW120/13/4/9
"No 786 Sharpness Docks Uppr & Lower Ship Lock Gates"
Copy of original, nd [mid 20th century]. Outline of Naval Construction Yard and Ham Baker & Co Ltd stamps visible. Annotated "2/70/8" and "[illegible] drawing No B712GR". Endorsed "Penstock (sluices)".
[1930s-1940s]
BW120/13/4/9
1 sheet