Commissioners for the Improvement of the Navigation of the River Severn
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Improvements and maintenance
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Locks
BW163/16/8/6
"Severn Commission Booms for Lifting Lock Gates"
Plan, cross section and elevation. Stamped "Ferro Concrete. Hennebique System Messrs. Mouchel & Partners Southgate Chambers Gloucester". Note "16 Marh 1922".
March 1922
BW163/16/8/6
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