BWWN/46/26
"Canvassing for Traffic Devon + Cornwall (?). Wed June 14, 1939; Thus June 15, 1939; Friday June 16, 1939; Saturday June 17, 1939"
List of details from the traffic canvassing; showing tonnages; Reports of Engineers & Manager of Weaver Navigation on visit to Devon & Cornwall
1939
BWWN/46/26