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 202-767
BW177/2/6/1/94
"Mechanisation of Picketts Lock River Lee... "
Plans, elevations and sections showing arrangement of sluice gate, recess for sluice gate in existing lock wall at upper gate, lock operating house and new fenders and levels at upper and lower gates.
1956
BW177/2/6/1/94
These records are available immediately for research
6 sheets