British Transport Commission: British Waterways
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Records relating to all divisions
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BTC/BW engineering drawings
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BTC/BW engineering drawings 4236-4271
BW177/2/6/2/5
"Limpet dam ..."
Plans, sections and elevations showing geneal arrangement and construction with details of materials required
1955
BW177/2/6/2/5
These records are available immediately for research
4 sheets