Company of Proprietors of the Grand Junction Canal
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Engineering
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T W Millner, Assistant Engineer's Office, Blisworth
BW99/9/3/22
"[Diagram of] Blisworth Tunnel. Shaft No. 2
With inset site plan showing position of shaft in tunnel. By T W Millner.
8 May 1925
BW99/9/3/22
1 sheet