Company of Proprietors of the Grand Junction Canal
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Engineering
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Grand Junction Canal Engineer's Office
BW99/9/1/18
"Detail of slewing plans [on] Winkwell Swing Bridge"
Showing plan of botton pan, plan of underside of top pan, and section. Stamped "Grand Junction Canal Engineer's Office, 16 August 1909".
13 August 1909
BW99/9/1/18
1 sheet