British Transport Commission: British Waterways
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South Western Division
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Severn District
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River Severn
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New Lock, Gloucester
BW177/5/16/10/6/19
"Schematic Diagram of Electric Control for Bascule Bridge (Gloucester Dock)"
Drawn by N.R.S. Stamped "Head Wrightson Stockton on Tees". River Severn.
11 May 1962
BW177/5/16/10/6/19
1 Sheet