British Transport Commission: British Waterways
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Grand Union Canal
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Improvements and maintenance
BW177/4/16/4/8
"Structure No 100 Grand Union Canal Underbridge Watford ... Outline Details"
Description
Plan, sections and elevation showing canal crossing M1 motorway. tamped "Works as executed".
Date
1 January 1959
Reference code
BW177/4/16/4/8
Access Status
These records are available immediately for research
Extent & medium
1 sheet